Perhaps you should try some spelling variations:
"medicion del campus per la pau ;" » "medicion de campus per la pau ;", "medicina del campus per la pau ;", "medicina de campus per la pau ;", "medicion el campus per la pau ;", "medicion del campo per la pau ;", "medicion del corpus per la pau ;", "medicion del campus de la pau ;", "mmedicion del campus per la pau ;", "medicion del campus poder la pau ;"
"edicion de campus per la paz ;" » "edicion de campus de la paz ;", "medicion de campus per la paz ;", "edicion de campos per la paz ;", "edicion de campo per la paz ;", "edicion de corpus per la paz ;", "edicion de campus poder la paz ;"

Try widening your search to All Fields.

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

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