36 CD avg 33, 3 BFN tests - Help!

Fiona

I am driving myself crazy. My average cycle is normally 33. Don't feel any signs or period or pregnancy. I'm on day 36 and I've got 3 negative tests. Ive been charting. Defo ovulated and my temp dropped a d then went back up and has stayed up since.

what is happening.

Help please xxx