Perhaps you should try some spelling variations:
presented » presente, presenteed
presentan » presente, presentacion, presenten, presentean
presentar » presentarse, presente, presents, presenter, presentear
presentara » presentarsea, presentea, presentsa, presentera, presentada, presentarse, presentaron, presenteara
presenta » presente, presentea
present » presente

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: (presented OR (((presentan OR (presentar OR presenta)) OR presentara) OR present))~.
• Adding a wildcard symbol may retrieve word variants: (presented or (((presentan or (presentar or presenta)) or presentara) or present))*.