Perhaps you should try some spelling variations:
information interaction » information integration, information interacting, information extraction
interaction systems » interaction system, interactive systems, injection systems
systems recent » systems report
array string » array strong, arrays strings, array sharing
array using » arrays using

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

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