Perhaps you should try some spelling variations:
communication information » communication international, communication education
information first » information fast, informatics first, information from
first extendible » first extensive, first extension
array sharing » arrays bearing, array imaging, way sharing
array string » array strong, arrays strings, array forming

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

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