Perhaps you should try some spelling variations:
"oxford management controls." » "oxford management contracts.", "oxford management contract.", "oxford management tools.", "oxford management contractss.", "reform management controls.", "records management controls.", "fund management controls."
"land management concepts." » "land management contracts."
"flood management reviews." » "flood management review.", "flood management overview.", "flood management reports.", "fund management reviews."
"oxford management control." » "oxford management contracts.", "reform management control.", "records management control.", "fund management control."

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 reviews.") or ((((("oxford management controls.") OR ("oxford management control."))) or ("land management concepts."))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("flood management reviews.") OR ((((("oxford management controls.") OR ("oxford management control."))) OR ("land management concepts.")))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"flood management reviews.\") or (((((\"oxford management controls.\") OR (\"oxford management control.\"))) or (\"land management concepts.\"))))".
• Removing quotes may allow a broader search: (( flood management reviews. ) or ((((( oxford management controls. ) OR ( oxford management control. ))) or ( land management concepts. )))).
• Adding a wildcard symbol may retrieve word variants: (("flood management reviews.") or ((((("oxford management controls.") OR ("oxford management control."))) or ("land management concepts."))))*.