Perhaps you should try some spelling variations:
"clinical medicine de medicina internet ;" » "clinical medicine de mediante internet ;", "clinical medicine de medicina integral ;", "clinical medicina de medicina internet ;", "clinical medicins de medicina internet ;", "clinical medicina del medicina internet ;", "clinica medicine de medicina internet ;"
"clinicas mexicanas de medicina interna ;" » "clinicas mexicana de medicina interna ;", "clinicas mexicano de medicina interna ;", "clinicas mexicana en medicina interna ;", "clinica mexicanas de medicina interna ;", "cronicas mexicanas de medicina interna ;", "clinico mexicanas de medicina interna ;"

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