Perhaps you should try some spelling variations:
"city management functions." » "city management operations.", "city management practices.", "city management education.", "case management functions.", "crop management functions.", "security management functions."
"cash management concepts." » "cash management contracts.", "asset management concepts."
"side management concepts." » "side management contracts.", "case management concepts.", "zone management concepts.", "service management concepts."
"city management centers." » "city management controls.", "city management water.", "city management energy.", "case management centers.", "crop management centers.", "security management centers."
"data management centers." » "data management controls.", "data management water.", "data management energy.", "debt management centers.", "demand management centers.", "chain management centers."
"bank management control." » "bank management contracts.", "basin management control.", "risk management control.", "demand management control."
"oxford management tools." » "reform management tools.", "records management tools.", "fund management tools."
"flood management based." » "flood management case.", "flood management board.", "flood management issues.", "land management based.", "fund management based."

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: (((((("bank management control.") OR ("flood management based."))) OR ((((((("city management centers.") OR ("data management centers."))) OR ("city management functions."))) OR ((("cash management concepts.") OR ("side management concepts."))))))) OR ("oxford management tools."))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((((\"bank management control.\") or (\"flood management based.\"))) or (((((((\"city management centers.\") OR (\"data management centers.\"))) or (\"city management functions.\"))) or (((\"cash management concepts.\") or (\"side management concepts.\"))))))) or (\"oxford management tools.\"))~".
• Removing quotes may allow a broader search: (((((( bank management control. ) or ( flood management based. ))) or ((((((( city management centers. ) OR ( data management centers. ))) or ( city management functions. ))) or ((( cash management concepts. ) or ( side management concepts. ))))))) or ( oxford management tools. ))~.
• Adding a wildcard symbol may retrieve word variants: (((((("bank management control.") or ("flood management based."))) or ((((((("city management centers.") OR ("data management centers."))) or ("city management functions."))) or ((("cash management concepts.") or ("side management concepts."))))))) or ("oxford management tools."))*.