Ay oo, possible talaga kahit after your period kasi ang ovulation ay variable, hindi lahat ng babae ay ovulating on the same schedule, lalo na kung hindi regular ang cycle mo! A few of us mums got pregnant thinking we were "safe" after our period kaya ngayon basta may sexual contact, expect na lang namin na possible, hindi kami nag-assume. Best thing is mag-take ng pregnancy test if delayed ka ng ilang days, or consult your OB kung worried ka talaga about your cycle, mas sure na answer makukuha mo doon!