gud mrng...aunti ji mene apni gf se 15 feb mornjng ko sex kiya tha..but i belive that k sperm mene bahar he nikala tha.or sham k 7 bje tak ipill b de d...or 3,4 din use periods ki trh bleeding hui...or uske baad use date tym na aaney par usne over davai kha li period aane ki .pihir march 18 ko usko bleeding hui only for 2 days.. but aaj pure 50 days ho gye use date ni aayi...........so plz is cheej ka solution btayen........or ek or baat...sex krne k 3 ,4 mahine pehle b use periods ni aaty thy.phir vo dwai leti thee period laane k liye