Perhaps you should try some spelling variations:
"flood management control." » "flood management contracts.", "land management control."
"fund management control." » "fund management contracts.", "land management control."
"demand management control." » "demand management contracts.", "land management control.", "debt management control."
"reform management readers." » "reform management centers.", "reform management reviews.", "reform management reports.", "firm management readers."
"farm management reform." » "cash management reform.", "bank management reform.", "data management reform."

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (((("reform management readers.") OR ("farm management reform."))) OR ((("flood management control.") OR ((("fund management control.") OR ("demand management control."))))))~.
• Removing quotes may allow a broader search: (((( reform management readers. ) or ( farm management reform. ))) or ((( flood management control. ) or ((( fund management control. ) or ( demand management control. ))))))~.
• Adding a wildcard symbol may retrieve word variants: (((("reform management readers.") or ("farm management reform."))) or ((("flood management control.") or ((("fund management control.") or ("demand management control."))))))*.