Using the word "wamu" and found the following but no Wamu 1031 Exchange. Here is the list:
5335147 WAM (US) GLENDALE GP, LLC 5335151 WAM (US) GLENDALE, L.P. 4623350 WAM - US DEVELOPMENT GP INC. 4280443 WAM UNLIMITED, INC. 4291203 WAM US PROPERTIES INC. 4291773 WAM US PROPERTIES LIMITED PARTNERSHIP
4612502 WAMU 2006-AR11 3A1A, L.L.C. 4608022 WAMU 2006-AR19 1A, L.L.C. 4617612 WAMU 2006-AR3 A1B, L.L.C. 4261817 WAMU 2006-OA1 4405421 WAMU 2007-FLEX1 4600388 WAMU 2008-SFR1 2903689 WAMU AFFORDABLE HOUSING FUND LIMITED PARTNERSHIP 3908699 WAMU ASSET ACCEPTANCE CORP. 4284144 WAMU ASSET-BACKED CERTIFICATES WAMU SERIES 2007-HE1 TRUST 4329672 WAMU ASSET-BACKED CERTIFICATES WAMU SERIES 2007-HE2 TRUST 4344861 WAMU ASSET-BACKED CERTIFICATES WAMU SERIES 2007-HE3 TRUST 4366540 WAMU ASSET-BACKED CERTIFICATES WAMU SERIES 2007-HE4 TRUST 3531106 WAMU CAPITAL CORP. 4255901 WAMU COMMERCIAL MORTGAGE SECURITIES TRUST 2006-SL1 4318897 WAMU COMMERCIAL MORTGAGE SECURITIES TRUST 2007-SL2 4374398 WAMU COMMERCIAL MORTGAGE SECURITIES TRUST 2007-SL3 2993318 WAMU II GENPAR, L.L.C. 3089824 WAMU INSURANCE SERVICES, INC. 3819715 WAMU MORTAGAGE PASS-THROUGH CERTIFICATES SERIES 2004-PR1 TRUST 3484014 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2002-AR1 TRUST 3562018 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2002-AR10 TRUST 3562024 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2002-AR11 TRUST 3570896 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2002-AR12 TRUST 3570903 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2002-AR13 TRUST 3570890 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2002-AR14 TRUST 3582814 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2002-AR15 TRUST 3583150 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2002-AR16TRUST 3582793 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2002-AR17 TRUST 3594287 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2002-AR18 TRUST 3603738 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2002-AR19 TRUST 3493537 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2002-AR2 TRUST 3493534 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2002-AR3 TRUST 3505449 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2002-AR4 TRUST 3516934 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2002-AR5 TRUST 3528123 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2002-AR6 TRUST 3539075 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2002-AR7 TRUST 3550721 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2002-AR8 TRUST 3550996 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2002-AR9TRUST 3484010 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2002-S1 TRUST 3495470 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2002-S2 TRUST 3528119 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2002-S3 TRUST 3550236 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2002-S5 TRUST 3570894 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2002-S6 TRUST 3583157 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2002-S7TRUST 3603742 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2002-S8 TRUST 3618278 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2003-AR1 TRUST 3704643 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2003-AR10TRUST 3717927 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2003-AR11TRUST 3741055 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2003-AR12 TRUST 3627366 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2003-AR2 TRUST 3627411 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2003-AR3 TRUST 3638094 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2003-AR4 TRUST 3648820 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2003-AR5 TRUST 3660649 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2003-AR6 TRUST 3671674 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2003-AR7 TRUST 3683003 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2003-AR8 TRUST 3694951 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2003-AR9TRUST 3627362 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2003-S1 TRUST 3704641 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2003-S10TRUST 3717931 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2003-S11TRUST 3717955 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2003-S12TRUST 3728690 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2003-S13TRUST 3638888 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2003-S2 TRUST 3648803 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2003-S3 TRUST 3660663 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2003-S4 TRUST 3660647 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2003-S5 TRUST 3671679 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2003-S6TRUST 3683005 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2003-S7 TRUST 3694949 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2003-S8 TRUST 3704645 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2003-S9 TRUST 3672877 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2003-XSF1TRUST 3761599 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2004-AR1 TRUST 3831943 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2004-AR10TRUST 3844855 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2004-AR11 TRUST 3870880 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2004-AR12 TRUST 3884502 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2004-AR13 TRUST 3897495 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2004-AR14TRUST 3793450 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2004-AR2 TRUST 3793463 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2004-AR3TRUST 3805132 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2004-AR4 TRUST 3805128 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2004-AR5TRUST 3805112 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2004-AR6TRUST 3818443 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2004-AR7 TRUST 3818445 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2004-AR8 TRUST 3831545 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2004-AR9 TRUST 3805141 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2004-CB1 TRUST 3818439 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2004-CB2 TRUST 3844839 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2004-CB3 TRUST 3870890 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2004-CB4 TRUST 3870887 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2004-PR2 TRUST 3768275 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2004-RS1 TRUST 3793447 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2004-RS2 TRUST 3762772 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2004-S1 TRUST 3805134 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2004-S2 TRUST 3818437 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2004-S3 TRUST 4000999 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2005-AR10 TRUST 4016441 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2005-AR11TRUST 4016432 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2005-AR12 TRUST 4048592 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2005-AR13 TRUST 4048527 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2005-AR14 TRUST 4064075 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2005-AR15 TRUST 4064081 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2005-AR16 TRUST 4078504 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2005-AR17TRUST 4078479 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2005-AR18 TRUST 4078478 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2005-AR19TRUST 3911941 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2005-AR1TRUST 3915632 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2005-AR2TRUST 3927629 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2005-AR3TRUST 3941651 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2005-AR4 TRUST 3958001 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2005-AR5 TRUST 3957970 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2005-AR6TRUST 3988186 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2005-AR7 TRUST 3998991 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2005-AR8TRUST 4000989 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2005-AR9TRUST 3927623 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2005-PR1 TRUST 3972598 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2005-PR2TRUST 4078483 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2005-PR4 TRUST 4078485 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2005-PR5TRUST 4207729 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2006-AR10 TRUST 4207731 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2006-AR11 TRUST 4222393 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2006-AR12 TRUST 4222399 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2006-AR13TRUST 4237672 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2006-AR14 TRUST 4237674 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2006-AR15 TRUST 4251697 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2006-AR16 TRUST 4251699 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2006-AR17 TRUST 4267710 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2006-AR18 TRUST 4267729 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2006-AR19 TRUST 4099773 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2006-AR1TRUST 4110608 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2006-AR2 TRUST 4110611 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2006-AR3 TRUST 4145729 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2006-AR4 TRUST 4177568 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2006-AR6TRUST 4177572 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2006-AR7 TRUST 4193518 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2006-AR8 TRUST 4193523 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2006-AR9TRUST 4110613 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2006-PR1 TRUST 4131119 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2006-PR2 TRUST 4177625 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2006-PR4 TRUST 4237682 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2006-PR5 TRUST 4237688 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2006-PR6 TRUST 4284556 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2007-HY1 TRUST 4298878 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2007-HY2 TRUST 4303583 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2007-HY3 TRUST 4321777 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2007-HY4 TRUST 4336973 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2007-HY5 TRUST 4356414 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2007-HY6 TRUST 4374374 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2007-HY7TRUST 4298882 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2007-OA2 TRUST 4320719 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2007-OA3 TRUST 4336975 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2007-OA4 TRUST 4356427 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2007-OA5 TRUST 4374372 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES 2007-OA6 TRUST 4160494 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES2006-AR5 TRUST 4160509 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES2006-PR3 TRUST 4284559 WAMU MORTGAGE PASS-THROUGH CERTIFICATES SERIES2007-OA1 TRUST 2993323 WAMU PARTNERS II, L.P. 4925252 WAMU PROPERTIES LLC