Perhaps you should try some spelling variations:
"cronica mexicanas la medicina interna ;" » "cronicas americanas la medicina interna ;", "clinicas mexicanas la medicina interna ;", "botanica mexicanas la medicina interna ;", "prensa mexicanas la medicina interna ;", "cronica mexicana la medicina interna ;", "cronica mexicans la medicina interna ;", "cronica americanas la medicina interna ;"
"cronica mexicana de medicina interna ;" » "botanica mexicana de medicina interna ;", "prensa mexicana de medicina interna ;"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (("cronica mexicana de medicina interna ;") OR ("cronica mexicanas la medicina interna ;"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"cronica mexicana de medicina interna ;\") OR (\"cronica mexicanas la medicina interna ;\"))".
• Removing quotes may allow a broader search: (( cronica mexicana de medicina interna ; ) OR ( cronica mexicanas la medicina interna ; )).
• Adding a wildcard symbol may retrieve word variants: (("cronica mexicana de medicina interna ;") OR ("cronica mexicanas la medicina interna ;"))*.