I'm Lost 🙄💔 Please Help!!

Hi everyone I have been trying to get pregnant for a bout 8months now. Me && my bf had sex on April 17 && I Got my period April 20th. Now I am experiencing pregnancy symptoms like fatigue , headaches, back pains, pains in my abdomen ,and nausea. I took a test but it showed nothing like no positive or no negative sign and my next period is on May 27th and I just don't wanna wait that long so if anyone has had the same experience the same thing or even has a idea what this is or what's going on