Perhaps you should try some spelling variations:
communication motivation » communication foundation, communication satisfaction, communication implications
motivation theory » motion theory
theory extending » theory extensions, theory extended, theory exploring
array string » array strong, arrays strings, array sharing
arrays load » arrays brad
array using » arrays using

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

• Performing a fuzzy search may retrieve terms with similar spellings: communication motivation theory extending ((((arrays load) OR (array using))) OR (array string))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "communication motivation theory extending ((((arrays load) OR (array using))) OR (array string))".
• Adding a wildcard symbol may retrieve word variants: communication motivation theory extending ((((arrays load) OR (array using))) OR (array string))*.