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

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 review.") OR ("oxford management reform."))) OR ("fund management reports."))) OR ((("oxford management concepts.") OR ("flood management concepts."))))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((((\"oxford management review.\") or (\"oxford management reform.\"))) or (\"fund management reports.\"))) or (((\"oxford management concepts.\") OR (\"flood management concepts.\"))))~".
• Removing quotes may allow a broader search: (((((( oxford management review. ) or ( oxford management reform. ))) or ( fund management reports. ))) or ((( oxford management concepts. ) OR ( flood management concepts. ))))~.
• Adding a wildcard symbol may retrieve word variants: (((((("oxford management review.") or ("oxford management reform."))) or ("fund management reports."))) or ((("oxford management concepts.") OR ("flood management concepts."))))*.