any advise

We have been trying to concieve for over 2 years, i have taken 14 cycles of provera to try and induce a period this has worked twice i have taken one round of clomid 50mg. they have now put me on premarin 1.25 mg for 2 weeks followed by provera 20mg per day if i then have a period i can have clomid 100mg for 5 days just wanted to know has anyone else had this and fallen pregnant. Iwas on the depo provera for 10 years. been of this 3 years