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 ;"
"prensa mexicana en anestesiologia ;" » "prensa mexicana de anestesiologia ;", "poesia mexicana en anestesiologia ;", "prensa mexico en anestesiologia ;", "revista mexicana en anestesiologia ;"

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: (("prensa mexicana en anestesiologia ;") OR ("climatica mexicana en anestesiologia ;"))~.
• Removing quotes may allow a broader search: (( prensa mexicana en anestesiologia ; ) or ( climatica mexicana en anestesiologia ; ))~.
• Adding a wildcard symbol may retrieve word variants: (("prensa mexicana en anestesiologia ;") or ("climatica mexicana en anestesiologia ;"))*.