Perhaps you should try some spelling variations:
condicion de » condiciones de
ediciones de » edicion de, condiciones de
campo perez » campos perez, camilo perez, crespo perez
campo per » campo der, campo para, campus per
de campo » de cambio, el campo
per la » poder la
la pau » la paz

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (( condicion de campo per la pau ; ) OR ( ediciones de campo perez la pau ; ))~.
• Adding a wildcard symbol may retrieve word variants: (( condicion de campo per la pau ; ) or ( ediciones de campo perez la pau ; ))*.