Perhaps you should try some spelling variations:
presentaron » presentacion, presentan, presentar, presentearon, presentaaron, presentanaron
presentaban » presentan, presentadas, presentacion, presenteaban, presentaaban, presentanaban
presentation » presentacion, presentan, presenteation, presentaation, presentanation
present » presente, presenta, presentan
presentada » presenteada, presentaada, presentanada, presentadas, presentado, presentados

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((((presentaron OR presentaban) OR presentation) OR present) OR presentada) of the Philippines~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((presentaron OR presentaban) OR presentation) OR present) OR presentada) of the Philippines".
• Adding a wildcard symbol may retrieve word variants: ((((presentaron OR presentaban) OR presentation) OR present) OR presentada) of the Philippines*.