qeustion for dr.Q

well on juky 3rd and 4th i had spotting then on the 5th had a clot of blood with out cramps and then the bleeding stopped and then on the 6th and 7th had spotting then that went away i also i had a big glob of stretchy ewcm and have been having increased cm. I took two tests and they came out negitive I am still having all the symptoms and was wondering if i tested to early. I am on cd 42 of a 32 day cycle and my temps are still high my period was due on july 5th my period lasts four days with cramps here is my chart http://www.tcoyf.com/chart.asp?id=possibly_pg. I was wondering is there a chance i could be be pregnant

and I was going to make an aponitment wiht my doc to get a pregnancy blood test done