Perhaps you should try some spelling variations:
clinicas mexicana » clinicas mexicanas, cronica mexicana, climatica mexicana
"clinicas mexicano de medicina interna ;" » "clinicas mexicanas de medicina interna ;", "clinical medicine de medicina interna ;", "clinica medica de medicina interna ;", "clinicas mexicana de medicina interna ;"
"Clínicas mexicana en medicina interna ;" » "Clínicas mexicana de medicina interna ;", "Clínicas mexicana la medicina interna ;"

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: (("Clínicas mexicana en medicina interna ;") OR ("clinicas mexicano de medicina interna ;"))~.
• Removing quotes may allow a broader search: (( Clínicas mexicana en medicina interna ; ) or ( clinicas mexicano de medicina interna ; ))~.
• Adding a wildcard symbol may retrieve word variants: (("Clínicas mexicana en medicina interna ;") or ("clinicas mexicano de medicina interna ;"))*.