help me please

ok so instead of taking a test witch i cant offord not even $1 i looked up how to take a prego test using bleach well i did it and it said if it has a little reaction your pregnant if it has a huge reaction yoir not pregnant. now to tell the difference between the 2 bubbling is pregnant foaming is NOT pregnant i did it twice and had feezing like bubbles no foam!! when i do. get some kind of money i will get a test i think i had a period last month but it was off and on only 2 an a half day my periods last for or 5 NEVER 2 and im not using protection me and my fiance are trying to conceive please if you have any answers or questions feel free to post