Want to get pregnant so bad.

Hi, my husband and I have been married for almost 3 years I had 1 miscarriage and 5 months later I had a ectopic so make that 2 since then I tried so many times and nothing happens I have a 9 years old daughter but not with him, he loves her so much and sometimes I'm embarrassed because I can't give him 1 yet to call his own we on fertilaid and still nothing, help please.