Can pregnancy happen if my partner ejaculated over my stomach and I was wearing cloth down there with a panty liner and intercourse of any type happened between us no genital contact and I wore my upper cloths again and later after 20-25 min went for a shower can after 20 min with shower water sperm gets into the vagina and cause preganancy if all this tends to happen on a regular 29-40 day cycle on the end of day 8.