Perhaps you should try some spelling variations:
presentation » presentacion, presentan, presentado, presenteation, presentaation
presentaed » presented, presentando, presentasen, presenteaed, presentaaed
presenteaan » presentedans, presentan, presenten, presenteraan, presentean, presentaan, presenteeaan, presentaeaan
presentea » presentera, presente, presenta, presenteea, presentaea
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: (presentation or ((presentaed or presenteaan) or (presentea or present)))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (presentation OR ((presentaed OR presenteaan) OR (presentea OR present))).
• Adding a wildcard symbol may retrieve word variants: (presentation or ((presentaed or presenteaan) or (presentea or present)))*.