I Am 35 Years Old I Have A 9 Years

I am 35 years old i have a 9 years old daughter. i got missed abortion in oct'14 & aug'15 both time in 9 weeks heart beat was stopped. After that utrus t.b was detacted, i had taken medicine for six months and that T.B was not detected. My hsg xray was also normal. Then my histroscopy with d&c was done and doctor advised me to try for pregnency. I am trying from three months and i am not geting pregnent. what should i do, does my phelopian tubes are blocked after histroscopy.