Perhaps you should try some spelling variations:
presentan » presenta, presente, presentacion, presentean, presentaan
representantes » representates, representetes, representaciontes, representan, representeantes, representaantes
representaciones » representacion, presentacion, representeaciones, representaaciones
presentarian » presentaran, presentacion, presentation, presentearian, presentaarian
presentarse » presentearse, presentaarse
present » presente, presenta

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

• Performing a fuzzy search may retrieve terms with similar spellings: (presentan or (((representantes OR representaciones) or (presentarian or presentarse)) or present))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (presentan OR (((representantes OR representaciones) OR (presentarian OR presentarse)) OR present))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(presentan or (((representantes OR representaciones) or (presentarian or presentarse)) or present))*".