Perhaps you should try some spelling variations:
"land management relations." » "land management operations.", "land management functions.", "land management options."
"oxford management concepts." » "oxford management contracts.", "records management concepts.", "fund management concepts.", "flood management concepts."
"reform management reports." » "firm management reports."
"farm management reforms." » "cash management reforms.", "data management reforms.", "forest management reforms."
"farm management reform." » "cash management reform.", "data management reform.", "forest management reform."
"farm management review." » "cash management review.", "data management review.", "forest management review."
"bank management review." » "basin management review.", "risk management review.", "cash management review."

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