Perhaps you should try some spelling variations:
communication communications » communication communication, communication communicating, communications communication
communications generic » communication generic, communication genetic, communications general
generic dimensions » ceintric dimensions, gendered dimensions, gender dimensions
array imaging » arrays imaging, airway imaging, ray imaging

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

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