Perhaps you should try some spelling variations:
authorization authentication » information authentication
tables multidimensional » based multidimensional, issues multidimensional, large multidimensional
authentication tables » authentication tasks, authentication trees, authentication taiex
array string » array strong, arrays strings, array sharing
array arcing » array forming, array probing, array sharing

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