Perhaps you should try some spelling variations:
"comparative management film history" » "compensation management film history", "comparative management firm history", "comparative management files history", "comparative management field history", "comparative management films history", "comparative management from history"
"competitive procurement laws history" » "competitive procurement law history", "competitive procurement _ history", "competitive procurement class history", "competitive procurement plays history"

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 film history") OR ("competitive procurement laws history"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"comparative management film history\") OR (\"competitive procurement laws history\"))".
• Removing quotes may allow a broader search: (( comparative management film history ) OR ( competitive procurement laws history )).
• Adding a wildcard symbol may retrieve word variants: (("comparative management film history") OR ("competitive procurement laws history"))*.