Saya rasa pulling pain tu normal sih especially kalau ni anak ketiga, uterus kita dah pernah stretch sebelum ni jadi ligaments dia lebih sensitive. Tapi honestly since ni bukan first pregnancy dan rasa sentiasa, better check with your doctor just to be safe, especially since you're concerned lah, tak rugi pun, dapat peace of mind je. A few of my mum friends pun ada experience cramps at 17 weeks, tapi setiap pregnancy berlainan kan, so best to confirm dengan doctor yang tau your history. Jangan risau terlalu banyak dulu, tapi jangan hesitate nak call clinic okay