Perhaps you should try some spelling variations:
presentetion » presentations, presentedin, presentaion, presenteetion
presentado » presented, presentar, presentedo, presenteado
presentan » presente, presenten, presentean
presenten » presente, presented, presentes, presenteen
presentation » presentetion, presenteation
presentacion » presentecion, presenteacion
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: ((presentation OR presentetion) or ((presentado or ((presentan or presenten) or presentacion)) or (presenta or present)))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((presentation OR presentetion) OR ((presentado OR ((presentan OR presenten) OR presentacion)) OR (presenta OR present))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((presentation OR presentetion) or ((presentado or ((presentan or presenten) or presentacion)) or (presenta or present)))".
• Adding a wildcard symbol may retrieve word variants: ((presentation OR presentetion) or ((presentado or ((presentan or presenten) or presentacion)) or (presenta or present)))*.