Not sure whats going on..

In 2012 i gave birth to my baby after i did a couple months later had a iud put in. In july of 2013 it came out do to a 3inch teratoma on my right ovary. In oct 2013 i went on depo. Since oct til may of 2014 i didnt have a period. I had another one in aug, and then just recently on nov 29. I want to regulate my cycles and try for another baby sometime next year. Anyone have any ideas. Thanks.