Perhaps you should try some spelling variations:
information documents » information documentation, information agents, information requirements
between revenue » between events, between venus, between previous
documents data » documents a
data relation » data creation, data relative, data replication
between virus » between citrus, between virtue, between viral

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 data relation ((between revenue) or (between virus))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: information documents data relation ((between revenue) OR (between virus)).
• Adding a wildcard symbol may retrieve word variants: information documents data relation ((between revenue) or (between virus))*.