Hi, I Am 26 Old We Have Been Trying For

Hi, I am 26 old we have been trying for baby for 5months but it's not happening. We went to hospital doctor gave clofert and b long f tablets and told to come for regular scanning. Doctor said left ovary follicle is 20*21mm and it's not rupturing and told to come on 2nd day of my period. I went on 2nd day she did hormonal test and all is fine with hormonal test. And doctor prescribed me obimet sr and ovacare and told pocs is there and to reduce weight. I am 70kg weight, 5'4 height, what is the problem in me and for how many months I can conceive