Perhaps you should try some spelling variations:
campos mendez » ramos mendez, carlos mendez, campos manuel
ediciones el » ediciones del, ediciones en, mediciones en
edicion de » medicion de
campo der » campo de, campos del, campos de
campo del » campo de, campos de, campo en
de campos » de campo, de caminos, de cambios
mendez b » mendez el, mendez la, mendez ma
b pablo » a pablo, _ pablo, ben pablo

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( ediciones el ((campo der) OR (campo del)) el plan ; ) or ( edicion de campos mendez b pablo ; ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( ediciones el ((campo der) OR (campo del)) el plan ; ) OR ( edicion de campos mendez b pablo ; )).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( ediciones el ((campo der) OR (campo del)) el plan ; ) or ( edicion de campos mendez b pablo ; ))".
• Adding a wildcard symbol may retrieve word variants: (( ediciones el ((campo der) OR (campo del)) el plan ; ) or ( edicion de campos mendez b pablo ; ))*.