Perhaps you should try some spelling variations:
"flood management controls." » "flood management functions.", "flood management protocols.", "land management controls."
"oxford management contract." » "records management contract.", "farm management contract.", "road management contract."
"reform management control." » "farm management control."
"demand management tools." » "land management tools.", "debt management tools."
"fund management contracts." » "land management contracts."
"firm management concepts." » "farm management concepts.", "fire management concepts.", "city management concepts."

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

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