Perhaps you should try some spelling variations:
"cronicas mexicana en anestesiologia ;" » "cronica mexicana en anestesiologia ;", "cronicas americanas en anestesiologia ;", "clinicas mexicanas en anestesiologia ;", "cronicas mexicana de anestesiologia ;"
"clinica mexicanas de anestesiologia ;" » "clinicas mexicanas de anestesiologia ;", "cronica mexicana de anestesiologia ;", "climatica mexicana de anestesiologia ;", "clinica mexicana de anestesiologia ;", "clinica mexicano de anestesiologia ;", "clinica mexicana _ 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: (("cronicas mexicana en anestesiologia ;") or ("clinica mexicanas de anestesiologia ;"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("cronicas mexicana en anestesiologia ;") OR ("clinica mexicanas de anestesiologia ;")).
• Removing quotes may allow a broader search: (( cronicas mexicana en anestesiologia ; ) or ( clinica mexicanas de anestesiologia ; )).
• Adding a wildcard symbol may retrieve word variants: (("cronicas mexicana en anestesiologia ;") or ("clinica mexicanas de anestesiologia ;"))*.