Perhaps you should try some spelling variations:
communicative functions » communication foundations
array processing » dairy processing, query processing
functions based » function based
based extension » based extraction
array sharing » array string, arrays bearing, array imaging
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: communicative functions based extension ((((array sharing) or (array processing))) or (arrays ang))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: communicative functions based extension ((((array sharing) OR (array processing))) OR (arrays ang)).
• Adding a wildcard symbol may retrieve word variants: communicative functions based extension ((((array sharing) or (array processing))) or (arrays ang))*.