Perhaps you should try some spelling variations:
"land management controls." » "land management control.", "land management contracts.", "land management contract."
"oxford management concepts." » "oxford management contracts.", "reform management concepts.", "records management concepts.", "fund management concepts."
"oxford management reviews." » "oxford management overview.", "oxford management reports.", "oxford management reforms.", "reform management reviews.", "records management reviews.", "fund management reviews."
"oxford management review." » "reform management review.", "records management review.", "fund management review.", "oxford management reform."
"oxford management energy." » "reform management energy.", "records management energy.", "fund management energy.", "oxford management entity.", "oxford management centers.", "oxford management agency."

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