Perhaps you should try some spelling variations:
communication functions » communicative functions, communication foundations, communication foundation
based dimensional » based dimension, based dimensions, based dimensioning
functions based » function based
array ang » arrays ang, array along, array range
arrays a » arrays _

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

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