Perhaps you should try some spelling variations:
edicion del » medicion del, edicion de, medicion de
adicion el » adicion del, adicion en, aficion el
campus per » campus de
el campus » el campo, el corpus
del caso » el caso, del campo
caso per » casos per, caso pet, caso pedro
per la » poder la

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( edicion del caso per la pau ; ) or ( adicion el campus per la paz ; ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( edicion del caso per la pau ; ) OR ( adicion el campus per la paz ; )).
• Adding a wildcard symbol may retrieve word variants: (( edicion del caso per la pau ; ) or ( adicion el campus per la paz ; ))*.