You can google it, and get some ideas. Some have worked out, others not.
Just changing them often helps a lot, keep a little book beside you in addition to what you let be saved in the cloud or by Norton whatever.
I have at least six friends who have been hacked lately, and part came from FB, but, mostly had something to do with their cell phone apps. Think there was something on TV about that last few days...
Pray for A Pain Free Day!