Perhaps you should try some spelling variations:
"oxford management concepts." » "oxford management contracts.", "reform management concepts.", "records management concepts.", "fund management concepts."
"cash management controls." » "cash management contracts.", "cash management contract.", "cash management tools.", "cash management contractss.", "asset management controls."
"oxford management control." » "oxford management contracts.", "reform management control.", "records management control.", "fund management control."
"land management energy." » "land management entity.", "land management centers.", "land management agency."
"farm management case." » "bank management case.", "forest management case.", "chain management case.", "farm management a."
"data management case." » "data management a.", "debt management case.", "bank management case.", "demand management case."

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: (((((("oxford management concepts.") OR ("land management energy."))) OR ((((("farm management case.") OR ("data management case."))) OR ("cash management controls."))))) OR ("oxford management control."))~.
• Removing quotes may allow a broader search: (((((( oxford management concepts. ) or ( land management energy. ))) or ((((( farm management case. ) or ( data management case. ))) or ( cash management controls. ))))) or ( oxford management control. ))~.
• Adding a wildcard symbol may retrieve word variants: (((((("oxford management concepts.") or ("land management energy."))) or ((((("farm management case.") or ("data management case."))) or ("cash management controls."))))) or ("oxford management control."))*.