Perhaps you should try some spelling variations:
mediciones en » mediciones e, mediciones de, mediciones y
edicion de » medicion de
campo der » campo de, campo del, campos del
de campos » de campo, de caminos, de cambios
en campo » el campo, un campo, del campo
mendez a » mendez la, mendez ma, mendez g
mendez b » mendez el, mendez la, mendez ma
al plan » el plan, del plan
der al » per al, dar al, ver al

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

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