Perhaps you should try some spelling variations:
del anestesiologia » de anestesiologia, la anestesiologia, el anestesiologo
en anestesiologia » de anestesiologia
politica america » politica publica
politica medida » politica mediada, politica medica, politica medieval
medida en » medidas en, media en, medica en

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: (( politica america del anestesiologia ; ) OR ( politica medida en anestesiologia ; ))~.
• Adding a wildcard symbol may retrieve word variants: (( politica america del anestesiologia ; ) or ( politica medida en anestesiologia ; ))*.