Perhaps you should try some spelling variations:
prestamos » prestados, presentamos, estamos
presentedos » presentados, presentedans, presented
presentaron » presentacion, presentan, presentarse, presenteron
presentation » presentacion, presentan, presentetion
presentado » presentan, presented, presentar, presentedo
presenta » presente

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: (prestamos OR ((presentedos OR (presentaron OR presentation)) OR (presentado OR presenta)))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(prestamos or ((presentedos or (presentaron OR presentation)) or (presentado or presenta)))~".
• Adding a wildcard symbol may retrieve word variants: (prestamos or ((presentedos or (presentaron OR presentation)) or (presentado or presenta)))*.