Perhaps you should try some spelling variations:
"oxford management concepts." » "oxford management contracts.", "records management concepts.", "fund management concepts.", "flood management concepts."
"oxford management controls." » "oxford management control.", "oxford management contracts.", "oxford management contract.", "records management controls.", "fund management controls.", "flood management controls."
"reform management controls." » "reform management control.", "reform management contracts.", "reform management contract.", "farm management controls.", "firm management controls."

Try widening your search to All Fields.

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 concepts.") or ((("oxford management controls.") or ("reform management controls."))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("oxford management concepts.") OR ((("oxford management controls.") OR ("reform management controls.")))).
• Removing quotes may allow a broader search: (( oxford management concepts. ) or ((( oxford management controls. ) or ( reform management controls. )))).
• Adding a wildcard symbol may retrieve word variants: (("oxford management concepts.") or ((("oxford management controls.") or ("reform management controls."))))*.