Perhaps you should try some spelling variations:
"communicating requirements _ history" » "communicating measurement _ history", "conflicting requirements _ history", "communication equipment _ history"
"comparative management figure study" » "compensation management figure study", "comparative management five study", "comparative management firm study", "comparative management finance study", "comparative management future study", "comparative management leisure study"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("comparative management figure study") or ("communicating requirements _ history"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("comparative management figure study") OR ("communicating requirements _ history")).
• Removing quotes may allow a broader search: (( comparative management figure study ) or ( communicating requirements _ history )).
• Adding a wildcard symbol may retrieve word variants: (("comparative management figure study") or ("communicating requirements _ history"))*.