Well i wanna know could i really gotten pregnant this time cause we was having unprotected x since…

Well i wanna know could i really gotten pregnant this time cause we was having unprotected x since my period end up till the 10th then we did again on the 15 ovulated on the 16 and now 8 dpo i think im cramping my uterus feels full with slight pressure and when i touch it its sore and then its cramping again omg i need answers im scared to even take a test too soon for false negative..