Trying to pregnant

Hello friends am trying to pregnant for past 4months.but my cycle is coming before 3 or 5days. 6month before am suffering from chocolate cyst doctor says want to remove that from laser treatment.and i have done the treatment.then they say how fast you can pregnant is good for health.iam trying to pregnant but its not coming positive.please suggest me friends.is their amy problem to pregnant because of the cyst removal