Perhaps you should try some spelling variations:
communication foundations » communication foundation, communication education, communication collections
foundations basic » foundations design, foundations a
basic dimension » basic dimensions, based dimension, based dimensions
array paving » array planning, array imaging, array probing
array arcing » array forming, array probing, array sharing
arrays ang » arrays a

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

• Performing a fuzzy search may retrieve terms with similar spellings: communication foundations basic dimension ((((array paving) or (array arcing))) or (arrays ang))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: communication foundations basic dimension ((((array paving) OR (array arcing))) OR (arrays ang)).
• Adding a wildcard symbol may retrieve word variants: communication foundations basic dimension ((((array paving) or (array arcing))) or (arrays ang))*.