Perhaps you should try some spelling variations:
"climatica mexicana en anestesiologia ;" » "politica mexicana en anestesiologia ;", "climatico mexico en anestesiologia ;", "latina mexicana en anestesiologia ;", "climatica mexicana de anestesiologia ;"
"politico america en anestesiologia ;" » "politico america de anestesiologia ;", "politicos america en anestesiologia ;", "politica america en anestesiologia ;", "politicas america en anestesiologia ;", "politico america del anestesiologia ;"

Try widening your search to All Fields.

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("climatica mexicana en anestesiologia ;") or ("politico america en anestesiologia ;"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("climatica mexicana en anestesiologia ;") OR ("politico america en anestesiologia ;")).
• Removing quotes may allow a broader search: (( climatica mexicana en anestesiologia ; ) or ( politico america en anestesiologia ; )).
• Adding a wildcard symbol may retrieve word variants: (("climatica mexicana en anestesiologia ;") or ("politico america en anestesiologia ;"))*.