Perhaps you should try some spelling variations:
campos miguel » carlos miguel, ramos miguel, campos manuel
condicion de » condiciones de
campos perez » campos perales, campos mendez, campos egea
campo perez » camilo perez, crespo perez, amparo perez
campo per » campo der, campo para, campus per
la pau » la paz

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

• Performing a fuzzy search may retrieve terms with similar spellings: condicion de ((campo per) or (((((campos perez) OR (campo perez))) or (campos miguel)))) la pau ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: condicion de ((campo per) OR (((((campos perez) OR (campo perez))) OR (campos miguel)))) la pau ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "condicion de ((campo per) or (((((campos perez) OR (campo perez))) or (campos miguel)))) la pau ;".
• Adding a wildcard symbol may retrieve word variants: condicion de ((campo per) or (((((campos perez) OR (campo perez))) or (campos miguel)))) la pau ;*.