Perhaps you should try some spelling variations:
"case management authority." » "case management quality.", "change management authority.", "asset management authority.", "chain management authority."
"demand management activity." » "demand management facility.", "demand management action.", "land management activity.", "debt management activity."
"bank management concepts." » "bank management contracts.", "basin management concepts.", "risk management concepts.", "change management concepts."
"fire management centers." » "fire management controls.", "fire management water.", "fire management entity.", "side management centers.", "zone management centers.", "city management centers."
"cash management control." » "cash management contracts.", "asset management control."
"case management energy." » "case management entity.", "case management agency.", "change management energy.", "asset management energy.", "chain management energy."
"waste management energy." » "waste management entity.", "waste management agency.", "debt management energy."
"demand management activities." » "land management activities.", "debt management activities."

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: (((((("fire management centers.") OR ((((("case management energy.") OR ("waste management energy."))) OR ("case management authority."))))) OR ((((("demand management activity.") OR ("demand management activities."))) OR ("cash management control."))))) OR ("bank management concepts."))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((((\"fire management centers.\") or (((((\"case management energy.\") OR (\"waste management energy.\"))) or (\"case management authority.\"))))) or (((((\"demand management activity.\") or (\"demand management activities.\"))) or (\"cash management control.\"))))) or (\"bank management concepts.\"))~".
• Removing quotes may allow a broader search: (((((( fire management centers. ) or ((((( case management energy. ) OR ( waste management energy. ))) or ( case management authority. ))))) or ((((( demand management activity. ) or ( demand management activities. ))) or ( cash management control. ))))) or ( bank management concepts. ))~.
• Adding a wildcard symbol may retrieve word variants: (((((("fire management centers.") or ((((("case management energy.") OR ("waste management energy."))) or ("case management authority."))))) or ((((("demand management activity.") or ("demand management activities."))) or ("cash management control."))))) or ("bank management concepts."))*.