Perhaps you should try some spelling variations:
prestamos » prestados, estamos, prestado
presentans » presentons, presentant, presentas, presentes, presents
presentamos » presentados, presentadas, presentacion
presentaron » presentacion, presentation, presentarse
presentan » presenta, presente, present
presentado » presenta, presented, presentar

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