Perhaps you should try some spelling variations:
communication applications » communication education, education applications
applications norms » applications normal, applications notes, applications formal
norms dimension » forms dimension, norms diffusion, roles dimension
array imaging » arrays imaging, airway imaging, ray imaging
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 applications norms dimension ((((arrays ang) or (array imaging))) or (array arcing))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: communication applications norms dimension ((((arrays ang) OR (array imaging))) OR (array arcing)).
• Adding a wildcard symbol may retrieve word variants: communication applications norms dimension ((((arrays ang) or (array imaging))) or (array arcing))*.