never had protection for more than a year

we had intercourse on 15th (one time). and we had another intercourse on 22th (this is the first time we did it twice straight. but he did clean his u know penis before we continue. i didnt wash mine). and another one on 29th may (several but arent straight). we never use condoms before. ever. we had done unprotected intercourse for more than a year. the last time i check the 1st day of my period is on 7th may. im having my period now. this is the 1st day, 30th may. i dont understand about the cycle thing. do i have any chance of getting pregnant?even now that im having my period?