Perhaps you should try some spelling variations:
prestamos » prestados, estamos, prestado
presentando » presentan, presentada, presentacion
presentamos » presentados, presentadas, presentacion
presentaron » presentacion, presentation, presentan
presentado » presenta, presentan, presentar
presented » presente, presenta, present

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 ((presentando or (presentamos or presentaron)) or (presentado or presented)))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (prestamos OR ((presentando OR (presentamos OR presentaron)) OR (presentado OR presented))).
• Adding a wildcard symbol may retrieve word variants: (prestamos or ((presentando or (presentamos or presentaron)) or (presentado or presented)))*.