Perhaps you should try some spelling variations:
information documents » information documentation, information agents, information requirements
david brooks » gavin brooks, david edbrooke, david block
documents a » documents _
a decisions » a decision, _ decisions, a decisional
david group » aid group, acid group, david groos
david crook » david cook, david cooke, david groome

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

• Performing a fuzzy search may retrieve terms with similar spellings: information documents a decisions ((david group) or (((david brooks) OR (david crook))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: information documents a decisions ((david group) OR (((david brooks) OR (david crook)))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "information documents a decisions ((david group) or (((david brooks) OR (david crook))))".
• Adding a wildcard symbol may retrieve word variants: information documents a decisions ((david group) or (((david brooks) OR (david crook))))*.