After sex abdominal pain and i want to pregnant fast.

Patient: Hi,I’m 25 yrs old girl. I’m married before 3months. I’ve lower abdominal pain and lower back pain. And my period s also irregular it comes 31, 32, 33 days and it’s bleeding only 2 days. Is it normal or any problem to getting pregnant? Plz tell me..

Symptoms: Abdominal, cervix pain, lower back pain