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