Perhaps you should try some spelling variations:
"bank management activity." » "bank management activities.", "bank management facility.", "bank management authority.", "basin management activity.", "risk management activity.", "change management activity."
"demand management controls." » "demand management contract.", "demand management functions.", "demand management protocols.", "land management controls.", "debt management controls."
"reform management control." » "farm management control.", "firm management control."
"cash management concepts." » "asset management concepts."
"crop management tools." » "case management tools.", "crisis management tools.", "chain management tools."
"fire management contracts." » "side management contracts.", "case management contracts.", "zone 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: (((((("bank management activity.") or ("cash management concepts."))) or ((("reform management control.") or ((("demand management controls.") or ("crop management tools."))))))) or ("fire management contracts."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((((("bank management activity.") OR ("cash management concepts."))) OR ((("reform management control.") OR ((("demand management controls.") OR ("crop management tools."))))))) OR ("fire management contracts.")).
• Removing quotes may allow a broader search: (((((( bank management activity. ) or ( cash management concepts. ))) or ((( reform management control. ) or ((( demand management controls. ) or ( crop management tools. ))))))) or ( fire management contracts. )).
• Adding a wildcard symbol may retrieve word variants: (((((("bank management activity.") or ("cash management concepts."))) or ((("reform management control.") or ((("demand management controls.") or ("crop management tools."))))))) or ("fire management contracts."))*.