How To Get Pregnant?

Hi Im 22 years old have been ttc for a year now i was on different forms of birthcontrol since i was 19. I got off the pill 13 months ago and that changed my 28 day cycle to 32-40. Day cycle. I really want to get pregnant. Im now taking pregnacare conception for 7 days. Im not sure if im ovlutating and if i will ever get pregnant what should i do?????? Reguards Hopeful