Perhaps you should try some spelling variations:
"city management controls." » "city management functions.", "city management protocols.", "data management controls.", "case management controls.", "crop management controls."
"farm management entity." » "farm management energy.", "farm management activity.", "farm management quality.", "bank management entity.", "data management entity.", "forest management entity."
"reform management control." » "firm management control."
"fire management contracts." » "side management contracts.", "case management contracts.", "finance management contracts."
"city management contract." » "data management contract.", "case management contract.", "crop management contract."
"city management tools." » "data management tools.", "case management tools.", "crop management tools."
"zone management contracts." » "bank management contracts.", "case management contracts.", "change management contracts."
"cash management concepts." » "asset 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: (((((("farm management entity.") or ("cash management concepts."))) or ((("reform management control.") or ((((("city management controls.") OR ("city management contract."))) or ("city management tools."))))))) or ((("fire management contracts.") or ("zone management contracts."))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((((("farm management entity.") OR ("cash management concepts."))) OR ((("reform management control.") OR ((((("city management controls.") OR ("city management contract."))) OR ("city management tools."))))))) OR ((("fire management contracts.") OR ("zone management contracts.")))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((((\"farm management entity.\") or (\"cash management concepts.\"))) or (((\"reform management control.\") or (((((\"city management controls.\") OR (\"city management contract.\"))) or (\"city management tools.\"))))))) or (((\"fire management contracts.\") or (\"zone management contracts.\"))))".
• Removing quotes may allow a broader search: (((((( farm management entity. ) or ( cash management concepts. ))) or ((( reform management control. ) or ((((( city management controls. ) OR ( city management contract. ))) or ( city management tools. ))))))) or ((( fire management contracts. ) or ( zone management contracts. )))).
• Adding a wildcard symbol may retrieve word variants: (((((("farm management entity.") or ("cash management concepts."))) or ((("reform management control.") or ((((("city management controls.") OR ("city management contract."))) or ("city management tools."))))))) or ((("fire management contracts.") or ("zone management contracts."))))*.