Perhaps you should try some spelling variations:
presentaado » presentado, presentando, presentados, presenteaado, presentaaado
presentada » presentado, presenta, presentan, presenteada, presentaada
presentaron » presentacion, presentation, presentan, presentaon, presentanon, presentarseon, presentearon, presentaaron
presenten » presente, presentan, presented, presenteen, presentaen
presentaen » presentasen, presentan, presentaun, presenteaen, presentaaen
presentar » presenta, presentan, presentarse, presentear, presentaar
present » presente, presenta

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

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