Madam ji .. meri gf ke peridos 28 or 30 ke rahte hai usko es month 7 feb ko aaye te or muje maine 27feb ko sex kiya koi problm ho nhi hogi n . Or yah bat sach hai kya ki ovulation period ke 11 se 16 . Din pahly hi hote h ... es eai time hi pregnency ho hone k chance hote h