Meri gf ko piriyad nhi aa rha hai.usko 10 din ho gye hai ab tak piriyad nhi aaya.Humne lagbhag 15 din pahle sex kiya tha.Lekin abhi tak uski seal nhi tuti hai.Hum kewal youni ke upar se he sex krte the under nhi jata tha pr mai youni ke uper he skhlit ho jata tha to btaiye kya wah pregnant ho sakti hai.plz jldi bataiyega.