PLEASE HELP!!

on 1-26-18 was not feeeling well was having pregnancy symptoms and on saturday 1-27-18 i took a pregnancy test ( fist responce) and it was POSITIVE. On monday 1-28-18

i went to the doctor do make sure i was pregnant and they said No and then yes that my pregnancy test was vf line and they did blood work and the doctor call and told me that its was a 16% that maybe im not pregnant.or maybe its an early pregnancy. i did 2 more pregnacy test and vf but positive.

please help i been trying to conceive for 2 years

any thing like this happend to someone?????