I need help please!!!!!😩

Brittany • Married 💑one baby in heaven👼🏼2 dogs🐶🐕country girl with a country boy♥️
On September 21st I found out I was going through a miscarriage, u got my period back the next month and was regular until January. I was suppose to get my period January 26. And I am not 14 days late, on February 3rd I took a test and it was negative!! 
What should I do!!