Help Do i have a chance

So i went off bc beginning of Nov,Haven’t had a Period yet,or even withdrawal bleeding*Dr did an ultrasound no cyst or anything like that everything looks good*

But i have been having allot of pain in my left side pelvic area as wellhance as nausea and just feeling different*The dr did an Ultrasound and saw something that measured 7weeks if i was pregnant but all the test came back neg* But through dec i have begun to get Cm which i didnt get when i was on the pill*On the 31st of Dec i got what looked like Ewcm so be Baby Danced because i thought maybe iam ovulating?Now its 4 days before i can test.Do i have a Chance?My body is just being so weird*Iam on Cycle day 70 already*