Trying to conceive on irregular period

Christina

Been trying for 3 1/2 years now I’m 22 my fiancé is 32 and we have been trying and tracking my cycle but my period is very irregular sometimes my period doesn’t come for the 3 months , can anyone tell me how I can still get pregnant, we even try on my fertile days and nothing. We really hoping for a baby this year. Any tips or advice??

Please help