Perhaps you should try some spelling variations:
"politica medica de medicina integrativa ;" » "politica medica de medicina alternativa ;", "politica medica de medicina intensiva ;", "politica medica de medicina integral ;", "politica america de medicina integrativa ;", "politica mexico de medicina integrativa ;", "practica medica de medicina integrativa ;", "politica medida de medicina integrativa ;", "politica media de medicina integrativa ;", "politica medicina de medicina integrativa ;"
"clinicas mexicanas de medicina internet ;" » "clinicas mexicanas de medicina interna ;", "clinicas mexicanas de mediante internet ;", "clinicas mexicanas de medicina integral ;", "clinicas mexicana de medicina internet ;", "clinicas mexicano de medicina internet ;", "clinicas mexicana en medicina internet ;"

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: (("politica medica de medicina integrativa ;") or ("clinicas mexicanas de medicina internet ;"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("politica medica de medicina integrativa ;") OR ("clinicas mexicanas de medicina internet ;")).
• Removing quotes may allow a broader search: (( politica medica de medicina integrativa ; ) or ( clinicas mexicanas de medicina internet ; )).
• Adding a wildcard symbol may retrieve word variants: (("politica medica de medicina integrativa ;") or ("clinicas mexicanas de medicina internet ;"))*.