mere periods 3 October ko start hue aur 16 October ko khatam hue us din mere bf aur Maine sex kiya ek baar.... phir humne 18 October ko sex kiya...ek baar. isse pregnant ho skte h kya...uske baad Maine fingering kri ghar m aake... fingering krne se kya male ka sperm.. female ki body se nikal jaata h.. pregnant hone K liye kitne din tak aur kitni baar sex krna hota h.. plz btaiye help me mam