Perhaps you should try some spelling variations:
presentan » presenta, presente, presentean, presentaan
presentaban » presentaron, presentada, presentacion, presenteaban, presentaaban, presentadan, presentaran, presentarann
presentadas » presentados, presentamos, presentado, presenteadas, presentaadas
present » presente, presenta
presentaba » presenteaba, presentaaba, presentada, presentara, presentaran

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 presentaban) OR presentadas) OR present) OR presentaba) of the Philippines~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((presentan OR presentaban) OR presentadas) OR present) OR presentaba) of the Philippines".
• Adding a wildcard symbol may retrieve word variants: ((((presentan OR presentaban) OR presentadas) OR present) OR presentaba) of the Philippines*.