Perhaps you should try some spelling variations:
mediacion un » mediacion una, meditacion un, mediacion en
edicion de » medicion de
campus per » campus de
de campus » del campus, de campos, de campo
un campus » un campo, un corpus, el campus
per la » poder la
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: (( edicion de campus per la pau ; ) or ( mediacion un campus per la pau ; ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( edicion de campus per la pau ; ) OR ( mediacion un campus per la pau ; )).
• Adding a wildcard symbol may retrieve word variants: (( edicion de campus per la pau ; ) or ( mediacion un campus per la pau ; ))*.