Perhaps you should try some spelling variations:
"reform management concepts." » "reform management contracts.", "farm management concepts."
"reform management controls." » "reform management control.", "reform management contracts.", "reform management contract.", "farm management controls."
"firm management reports." » "firm management reform.", "farm management reports.", "fire management reports.", "city management reports."
"reform management reforms." » "reform management reform.", "farm management reforms."

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("firm management reports.") or ("reform management reforms."))) or ((("reform management controls.") or ("reform management concepts."))))~.
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• Removing quotes may allow a broader search: (((( firm management reports. ) or ( reform management reforms. ))) or ((( reform management controls. ) or ( reform management concepts. )))).
• Adding a wildcard symbol may retrieve word variants: (((("firm management reports.") or ("reform management reforms."))) or ((("reform management controls.") or ("reform management concepts."))))*.