Chemical pregnancy or etopic? Plz help!

I’ve been taking test for a week 1/2 - 2 weeks all are VVFL’s I even dipped some in water and those came up all negative so I know that the tests aren’t faulty… why isn’t my lines progressing 😞😞😞 am I going through a chemical or etopic pregnancy? I called my doctor and they’re supposed to give me a call back soon with an appointment I’m just trying not to sit here on my phone googling everything.. I had a miscarriage 2 1/2 months ago and yes I tested negative before trying.. please tell me your progressing stories or if this happened to u