Perhaps you should try some spelling variations:
presentan » presenta, presente, presentacion, presentean, presentaan
presentae » presentare, presentase, presente, presenteae, presentaae
presentaban » presentaron, presentada, presentadas, presenteaban, presentaaban
presentar » presenta, presentarse, presente, presentear, presentaar
presentaar » presentadas, presentaran, presentador, presenteaar, presentaaar
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: (presentan OR ((presentae OR (presentaban OR (presentar OR presentaar))) OR present))~.
• Adding a wildcard symbol may retrieve word variants: (presentan or ((presentae or (presentaban or (presentar or presentaar))) or present))*.