Perhaps you should try some spelling variations:
presented » presente, presenta, presentan, presenteed, presentaed, presentaned
presentaban » presentan, presentaron, presentada, presenteaban, presentaaban, presentanaban
presentation » presentacion, presentaron, presentan, presenteation, presentaation, presentanation
present » presente, presenta, presentan
presentadas » presenteadas, presentaadas, presentanadas, presentados, presentamos, presentado

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

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