Perhaps you should try some spelling variations:
campos romero » carlos romero
ediciones de » edicion de, condiciones de
campus per » campus de
de campus » del campus, de campo, de corpus
de campos » de campo, de caminos, de cambios
romero de » romero la, romero el
per la » poder la
la pau » la paz
de pau » de paul, de pagu, de pauw

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: (( ediciones de campus per la pau ; ) OR ( ediciones de campos romero de pau ; ))~.
• Adding a wildcard symbol may retrieve word variants: (( ediciones de campus per la pau ; ) or ( ediciones de campos romero de pau ; ))*.