Perhaps you should try some spelling variations:
"risk management reviews." » "risk management overview.", "risk management reforms.", "risk management centers."
"oxford management review." » "reform management review.", "records management review.", "farm management review."
"demand management reports." » "land management reports.", "debt management reports."
"flood management control." » "land management control."
"flood management contracts." » "land management contracts."
"fund management reform." » "land management reform."

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((((("oxford management review.") or ("risk management reviews."))) or ((("fund management reform.") or ("demand management reports."))))) or ((("flood management control.") OR ("flood management contracts."))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((((("oxford management review.") OR ("risk management reviews."))) OR ((("fund management reform.") OR ("demand management reports."))))) OR ((("flood management control.") OR ("flood management contracts."))))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((((\"oxford management review.\") or (\"risk management reviews.\"))) or (((\"fund management reform.\") or (\"demand management reports.\"))))) or (((\"flood management control.\") OR (\"flood management contracts.\"))))*".
• Removing quotes may allow a broader search: (((((( oxford management review. ) or ( risk management reviews. ))) or ((( fund management reform. ) or ( demand management reports. ))))) or ((( flood management control. ) OR ( flood management contracts. ))))*.