Please pray for me !

I had two scary bleeding episodes with bright red blood ! I am shocked the first time but getting used to it. After the first episode on Saturday, I went to ER and they checked my blood hCG again. It was at 17,365 (so less than 48h doubling time, which is good !). The vaginal ultrasound scan showed two sacs. I was originally asked to come in for a scan yesterday (5w5d). I had a scan again and there are two sacs and both contained yolk sac. Yesterday evening again I had a gush of blood when using toilet. I don't have any pain or cramping. I feel very worried. The only thing I can do is to surround my babies with all your positive vibes, which I believe will protect them. Even doctors have no clue what is happening. In many infertility discussion boards I hear that such episodes are very common with IVF and twin pregnancies. I wish everything goes on well ! Please pray for me. Some kind hearted blog reader told me that I should have a 'boring ' pregnancy. I too long for that but ...