Perhaps you should try some spelling variations:
oto-reino-laryngology » otto-reino-laryngology, onto-reino-laryngology, otro-reino-laryngology, oto-rein-laryngology, oto-reine-laryngology
oto-reino-otolaryngology » otto-reino-ottolaryngology, onto-reino-ontolaryngology, otro-reino-otrolaryngology, oto-rein-otolaryngology, oto-reine-otolaryngology
opto-reino-laryngology » opto-rein-laryngology, opto-reine-laryngology, otto-reino-laryngology, onto-reino-laryngology, opt-reino-laryngology

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: (advances OR advanced) in ((oto-reino-laryngology OR opto-reino-laryngology ) OR oto-reino-otolaryngology )*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(advances or advanced) in ((oto-reino-laryngology OR opto-reino-laryngology ) or oto-reino-otolaryngology )*".