Perhaps you should try some spelling variations:
competitive requirements » competence requirements, composition requirements, competitive procurement
conjunctive management » comparative management
requirements based » requirements basic, requirements case, requirements race
management et » management east, management 1, management extra
based future » based feature, based cultures, shared future
et history » east history, west history, kent history

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 et history ) or ( competitive requirements based future ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( conjunctive management et history ) OR ( competitive requirements based future )).
• Adding a wildcard symbol may retrieve word variants: (( conjunctive management et history ) or ( competitive requirements based future ))*.