Can someone help me

sofia
So I had a missed period last month I did not take a pregnancy test then suddenly this month I had a very bad stomach flu and after that I had really bad cramps starting from below my belly button all the way down with back aches and then I started having jelly and stringy drak red blood clots that lasted for 7 days I know this is not my period cause I have never had a period like this before the last time I had a missed period I was pregnant to a healthy baby girl so I am lost can someone help explain what is happening? Thank you so much