Need advice on a lot of things

Hi all I'll start from the top me and my partner have been to GeV for 5 yrs now and never used any birth control fell pregnant  with in a year  had a miscarry at 6 weeks gone very sad for us and after the miscarry we just whent on as u do and nothing after that my periods have been irregular after my miscarry ill giv u some of my periods from the first day of my last period one month wood be 4 weeks and some wood be 4 weeks 1 day 3 weeks 5 days and so on  3 years later after trying so long to get pregnant we whent to are doctors I had blood test this month my last period was 23 of December and had blood test on the 12 January  and come back saying I did not ovulate but all my hormones are ok   so my doctor is making an appointment for me to go to hospital to start me on clomid tablets to make me ovulate my partner had a sperm test don and all is well with he's sperm so what I'm asking is anyone els takeing clomid tablets and story's on them and as well can u ovulat late I ask that because I'm 1 week and 1 day late for my period iv never gone that long befor my boobs are killing and I never get sore boobs so can I have ovulate late can i be  pregnant I'm sorry there is so many thing I'm asking just won't to no if anyone els is out there going thro this  as me and if any one can give me advice