Perhaps you should try some spelling variations:
conjunctive management » comparative management
procurement between » requirement between, procurement bulletin
management files » management failed, management five, management fees
files history » films history, film history, wales history
actors » factors

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( conjunctive management files history ) or ( competitive procurement between actors ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( conjunctive management files history ) OR ( competitive procurement between actors )).
• Adding a wildcard symbol may retrieve word variants: (( conjunctive management files history ) or ( competitive procurement between actors ))*.