Perhaps you should try some spelling variations:
information documents » information documentation, information agents, information requirements
documents depth » documents data, documents etc, documents et
depth decision » death decisions, health decision, depth design
david walker » david parker, dandy walker, david warren
david ward » david edward, david edwards
david wake » david cake, david oakes, david waite

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 depth decision ((david ward) or (((david wake) OR (david walker))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: information documents depth decision ((david ward) OR (((david wake) OR (david walker)))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "information documents depth decision ((david ward) or (((david wake) OR (david walker))))".
• Adding a wildcard symbol may retrieve word variants: information documents depth decision ((david ward) or (((david wake) OR (david walker))))*.