Perhaps you should try some spelling variations:
presentene » presenten, presente, presentan
presentaban » presentan, presentaron, presentadas, presenteban, presentadan, presentaran, presentadasn
presentation » presentacion, presentaron, presentan, presentetion
presenta » presente
presentaba » presenteba, presentada, presentara, presentadas

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

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