Perhaps you should try some spelling variations:
information authentication » authorization authentication, information communication, information application
automated multidirectional » automatic multidimensional, automatable multidimensional
authentication automated » authentication federated, authentication related, authentication trusted
array imaging » arrays imaging, airway imaging, ray imaging
array arcing » array forming, array probing, array sharing

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

• Performing a fuzzy search may retrieve terms with similar spellings: information authentication automated multidirectional ((array arcing) or (array imaging))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: information authentication automated multidirectional ((array arcing) OR (array imaging)).
• Adding a wildcard symbol may retrieve word variants: information authentication automated multidirectional ((array arcing) or (array imaging))*.