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

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 groos))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "information documents a decisions ((david group) OR (david groos))*".