Perhaps you should try some spelling variations:
campo perez » campos perez, camilo perez, crespo perez
edicion de » medicion de
campus del » campus de, campos del, campos de
de campus » del campus, de campos, de corpus
de campo » de cambio, el campo
de paul » de paula, de pablo
del el » del eln, del eo

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 del el acto ; ) or ( medicina de campo perez de paul ; ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( edicion de campus del el acto ; ) OR ( medicina de campo perez de paul ; )).
• Adding a wildcard symbol may retrieve word variants: (( edicion de campus del el acto ; ) or ( medicina de campo perez de paul ; ))*.