Perhaps you should try some spelling variations:
prestamos » prestados, estamos, prestado
presenteds » presented, presentes, presentees
presentamos » presentados, presentadas, presentacion, presentemos
presentaron » presentacion, presentation, presentan, presenteron
presentado » presentan, presented, presentar, presentedo
presenta » presente

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

• Performing a fuzzy search may retrieve terms with similar spellings: (prestamos or ((presenteds or (presentamos OR presentaron)) or (presentado or presenta)))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (prestamos OR ((presenteds OR (presentamos OR presentaron)) OR (presentado OR presenta))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(prestamos or ((presenteds or (presentamos OR presentaron)) or (presentado or presenta)))".
• Adding a wildcard symbol may retrieve word variants: (prestamos or ((presenteds or (presentamos OR presentaron)) or (presentado or presenta)))*.