Perhaps you should try some spelling variations:
computation representation » computational representation, population representation, communication representation
motivation representation » mediation representation, motion representation, extinction representation
methods decision » methods design, ethics decision, methods session
among libre » among libyan, among listed, among vibrio

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((motivation representation) OR (computation representation)) methods decision among libre~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((motivation representation) OR (computation representation)) methods decision among libre".
• Adding a wildcard symbol may retrieve word variants: ((motivation representation) OR (computation representation)) methods decision among libre*.