Perhaps you should try some spelling variations:
"oxford management control." » "records management control.", "flood management control.", "farm management control."
"demand management tools." » "land management tools.", "debt management tools."
"reform management concepts." » "farm management concepts.", "firm management concepts."
"fund management contracts." » "land management contracts."

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("oxford management control.") or ((("fund management contracts.") or ("demand management tools."))))) or ("reform management concepts."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("oxford management control.") OR ((("fund management contracts.") OR ("demand management tools."))))) OR ("reform management concepts.")).
• Removing quotes may allow a broader search: (((( oxford management control. ) or ((( fund management contracts. ) or ( demand management tools. ))))) or ( reform management concepts. )).
• Adding a wildcard symbol may retrieve word variants: (((("oxford management control.") or ((("fund management contracts.") or ("demand management tools."))))) or ("reform management concepts."))*.