Ttc help

Hey! We are TTC for About 10 mos. I removed my 2nd iud which i had done last year due to cyst on my ovaries causing major pain ! I had my other one for 5 yrs and 2nd one for little over a year ! Now my SO and i want another baby! Not so easy now! My cyle is all over the place are been to my OGYN twice blood work check all levels check all is well down blow! Good, but i am now 41 day no cyle! And taken 3 test BFN ! What is going on?? i just want baby dust soon ! About to turn 36!