Af symptoms but pregnant?

Lovely • IG: Plentifully.day TTC #4. Sept 2014 tubal reversal. Feb 2016 HSG: blocked tubes. May 2016 IVF: failed. Aug 2016 BFP turned to 4th loss
I have most of the symptoms that af is coming (cramping, sore boobs, i get dry skin around my mouth chin area) but also I've been nauseous and dizzy which I never get as af symptom, my question is have you got all af symptoms but were pregnant? I'm getting sad a little, took two test with fmu today but bfn ?