My lma was on 25-07 ,still I did not got period. We have done intercourse without protection. But not completely ,his penis does not touch my hymen but sperms comes out of his penis and pour in me. After that we stopped doing and have shower too. We have intercourse on 3/08 I have taken ipill in between 72 hr. On 31/08 I have done prega test it was negative. Is their any chances of getting pregnant.