Perhaps you should try some spelling variations:
information illumination » information illustration, information dissemination, information implementation
illumination system » illuminating systems, dissemination system, examination system
system recent » systems recent, system revenue, system report
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: information illumination system recent ((((array format) or (array sharing))) or (array string))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: information illumination system recent ((((array format) OR (array sharing))) OR (array string)).
• Adding a wildcard symbol may retrieve word variants: information illumination system recent ((((array format) or (array sharing))) or (array string))*.