Perhaps you should try some spelling variations:
"oxford management concepts." » "oxford management contracts.", "reform management concepts.", "records management concepts.", "farm management concepts."
"flood management reports." » "flood management reform.", "land management reports."
"oxford management control." » "oxford management contracts.", "reform management control.", "records management control.", "farm management control."
"oxford management case." » "reform management case.", "records management case.", "farm management case.", "oxford management a."
"fund management case." » "fund management a.", "land management case.", "demand management case."

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (("flood management reports.") or ((((("oxford management control.") or ((("oxford management case.") or ("fund management case."))))) or ("oxford management concepts."))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("flood management reports.") OR ((((("oxford management control.") OR ((("oxford management case.") OR ("fund management case."))))) OR ("oxford management concepts.")))).
• Removing quotes may allow a broader search: (( flood management reports. ) or ((((( oxford management control. ) or ((( oxford management case. ) or ( fund management case. ))))) or ( oxford management concepts. )))).
• Adding a wildcard symbol may retrieve word variants: (("flood management reports.") or ((((("oxford management control.") or ((("oxford management case.") or ("fund management case."))))) or ("oxford management concepts."))))*.