1989 Toyota Camry please I need your help!

Hi my name is manuel santillan im a proud owner of my first car a 1989 toyota camry le. Well my question is my moonroof and doorlocks and power windows dont work I checked all my fuses and relays and I even replaced them with new relays n fuses but no their dont work please give me an advise what could be the probelm I dont want to sale my first car cause I didnt know how to fix it please help me thank you very much