Perhaps you should try some spelling variations:
campus poder » campus per, campus de, cambio poder
edicion de » medicion de
de campus » del campus, de campos, de corpus
del campo » el campo, del cambio
de campo » de cambio, el campo
laan paz » la paz
en laan » en lan, en latin, der laan

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: (( edicion de campus poder en paz ; ) OR ( medicion ((del campo) OR (de campo)) en laan paz ; ))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( edicion de campus poder en paz ; ) or ( medicion ((del campo) OR (de campo)) en laan paz ; ))~".
• Adding a wildcard symbol may retrieve word variants: (( edicion de campus poder en paz ; ) or ( medicion ((del campo) OR (de campo)) en laan paz ; ))*.