Perhaps you should try some spelling variations:
information documents » information documentation, information agents, information requirements
waste decision » fate decision, base decision, case decision
ante decision » fate decision, one decision, age decision
fat decision » fate decision, fast decision, sat decision
theory level » theory several, every level, theory local

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