My boyfriend is excellent in bed but I cannot ever get an orgasm. I try and he try's everything. Is it that some girls cannot have one or what. I feel bad because he feels that he is not good enough for me but really he's excellent! Help! We have even tried the vibrating condom.

My boyfriend is excellent in bed but i cannot ever get an orgasm. I try and he try's everything. Is it that some girls cannot have one or what. I feel bad because he feels that he is not good enough for me but really hes excellent! Help! We have even tried the vibrating condom.
Has he tried giving you oral sex?