Perhaps you should try some spelling variations:
prestamo » prestamos, prestado, prestados
presentation » presentacion, presentan, presentado, presentetion, presenteation
presenteation » presentacion, presentations, presentaion, presenteeation
presentaan » presentaban, presentaran, presentan, presentean, presenteaan
presenta » presente, presentea
present » presente

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

• Performing a fuzzy search may retrieve terms with similar spellings: (prestamo or (((presentation OR presenteation) or presentaan) or (presenta or present)))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (prestamo OR (((presentation OR presenteation) OR presentaan) OR (presenta OR present)))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(prestamo or (((presentation OR presenteation) or presentaan) or (presenta or present)))*".