Perhaps you should try some spelling variations:
communication applications » communication education, education applications
applications basic » applications based, applications business
basic dimension » basic dimensions, based dimension, based dimensions
arrays ang » arrays a
array ang » array along, array range, array nano

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

• If you are trying to use Boolean operators, they must be ALL CAPS: communication applications basic dimension ((array ang) OR (arrays ang))~.
• Adding a wildcard symbol may retrieve word variants: communication applications basic dimension ((array ang) or (arrays ang))*.