Since 3years you have been trying to conceive.& already you are 33 years , better undergo polypectomy first &then go for ovulation inducing drugs .(i.e. letrizole .). Because polyp acts like a foreign body & prevents implantation
Next Steps
get polyp removed by your gynacologist . .. 2.get your husband's semen analysis . 3 . also your tube testing for patency .
Health Tips
be on folic acid tab .& drugs for pcod . best of luck .