What Causes Small Ovaries With No Follicles And Less Pubic Hair?

hi my name is rose i visited my gynae he told me i have small ovaries with no follicles and my pubic hair is less than normal i have taken primolut 5 day dosage it did not work yasmin had positive results clomid 200mg 5 days did not work m2 tone 360 tabs 2*2 did not work letrozole 2.5mg 5 days did not work so i was wondering what is the problem and what is the solution