Perhaps you should try some spelling variations:
conditions el » conditions et, conditions _, conditions peru
cambio poder » cambio modelo, cambio de, cambio del
cambio por » cambios por, cambio para, cambian por
edicion un » medicion un, edicion en, mediacion un
un campo » un camino, un cambio, un caso
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: (( conditions el ((cambio poder) OR (cambio por)) la pau ; ) or ( edicion un campo de la pau ; ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( conditions el ((cambio poder) OR (cambio por)) la pau ; ) OR ( edicion un campo de la pau ; )).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( conditions el ((cambio poder) OR (cambio por)) la pau ; ) or ( edicion un campo de la pau ; ))".
• Adding a wildcard symbol may retrieve word variants: (( conditions el ((cambio poder) OR (cambio por)) la pau ; ) or ( edicion un campo de la pau ; ))*.