Perhaps you should try some spelling variations:
"cientificas mexico de anestesiologia ;" » "cientificos mexico de anestesiologia ;", "cientificas mexicano de anestesiologia ;", "cientificas america de anestesiologia ;"
"politica mediada de anestesiologia ;" » "politica medica de anestesiologia ;", "politica mexicana de anestesiologia ;", "politica ampliada de anestesiologia ;", "politica medida de anestesiologia ;", "politica mediadora de anestesiologia ;", "politica mediador de 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: (("cientificas mexico de anestesiologia ;") OR ("politica mediada de anestesiologia ;"))~.
• Removing quotes may allow a broader search: (( cientificas mexico de anestesiologia ; ) or ( politica mediada de anestesiologia ; ))~.
• Adding a wildcard symbol may retrieve word variants: (("cientificas mexico de anestesiologia ;") or ("politica mediada de anestesiologia ;"))*.