how long dit it take for me to get pregnat?

im having thyroid and pcos since little i had to have my right overy and tube removd due to a benign cyst i hve been on metformin scince 14 yrs old now im going on 21 now i have regular periods just maybe few days late or early. i also have to take heparin injections once i get pregnent due to an auto immune( found out when i had a miscarriage in august which was not planed pregnancy) starded trying in jan. sill on thyroid medications and on metformin..... could someone with some history like this tell me how lond it took to get pregnant for them. im curious and what a baby soo bad thats y... with my history i dought it will be easy......