my boyfriend and i have been trying too get pregnant again i already have 2kids and my son is 18months.and we have been tryn 5months and i stil havent gotn pregnant yet i dont know wats could be wrong we dont see each other all the time its every week and my period comes and no pregnancy then we have sex rite after its over and wait 2weeks and still nothing.now im going to getn my period some time wk.