Having problem with my chart ?

Cynthia • After having lost my frist baby at 4month ? been trying so hard to get pregnant again :-/ but haven`t had the luck yet
Ok so my chart it's mess up , I didn't got my period on the day it's was supposed so I when to period log and I push it back and now all my chart it's worng it's said I had intercuse on the 20,23,29,30,31  when that's day haven't even come ? I don't get it ??