Perhaps you should try some spelling variations:
"land management contractss." » "land management contracts.", "land management contractors.", "land management contract."
"flood management controls." » "flood management contracts.", "flood management contract.", "flood management tools.", "flood management contractss.", "fund management controls."
"oxford management control." » "oxford management contracts.", "reform management control.", "records management control.", "fund management control."
"firm management reform." » "fire management reform.", "city management reform.", "care management reform."
"farm management review." » "cash management review.", "bank management review.", "data 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: (((("firm management reform.") or ("farm management review."))) or ((("oxford management control.") or ((("flood management controls.") or ("land management contractss."))))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("firm management reform.") OR ("farm management review."))) OR ((("oxford management control.") OR ((("flood management controls.") OR ("land management contractss.")))))).
• Removing quotes may allow a broader search: (((( firm management reform. ) or ( farm management review. ))) or ((( oxford management control. ) or ((( flood management controls. ) or ( land management contractss. )))))).
• Adding a wildcard symbol may retrieve word variants: (((("firm management reform.") or ("farm management review."))) or ((("oxford management control.") or ((("flood management controls.") or ("land management contractss."))))))*.