Perhaps you should try some spelling variations:
presentado » presenta, presentan, presented, presenteado, presentaado
presentea » presentera, presente, presenta, presenteea, presentaea
presentaron » presentacion, presentation, presentan, presentaon, presentanon, presentarseon, presentearon, presentaaron
presentedans » presentadas, presentedin, presentan, presenteedans, presentaedans
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: ((presentado OR presentea) OR ((presentaron OR (presentedans OR presentar)) OR present))~.
• Adding a wildcard symbol may retrieve word variants: ((presentado or presentea) or ((presentaron or (presentedans or presentar)) or present))*.