Perhaps you should try some spelling variations:
"edicion el campos perez la paz ;" » "edicion el campo perez la paz ;", "edicion el campos perales la paz ;", "edicion el campos mendez la paz ;", "edicion del campos perez la paz ;", "edicion en campos perez la paz ;", "edicion e campos perez la paz ;", "edicion el campus perez la paz ;"
"medicina de campo ester alba paez ;" » "medicina de campo esther alba paez ;", "medicina de campelo esther alba paez ;", "medicina de campos lesther alba paez ;", "medicina de campo ester alba juez ;", "medicina de cambio ester alba paez ;", "medicina el campo ester alba paez ;"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("edicion el campos perez la paz ;") or ("medicina de campo ester alba paez ;"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("edicion el campos perez la paz ;") OR ("medicina de campo ester alba paez ;")).
• Removing quotes may allow a broader search: (( edicion el campos perez la paz ; ) or ( medicina de campo ester alba paez ; )).
• Adding a wildcard symbol may retrieve word variants: (("edicion el campos perez la paz ;") or ("medicina de campo ester alba paez ;"))*.