Perhaps you should try some spelling variations:
"farm management reports." » "farm management reform.", "bank management reports.", "data management reports.", "forest management reports."
"cash management reviews." » "cash management review.", "cash management overview.", "cash management reforms.", "asset management reviews."
"debt management reviews." » "debt management review.", "debt management overview.", "debt management reforms."
"oxford management control." » "oxford management contracts.", "reform management control.", "records management control.", "fund management control."
"waste management water." » "waste management case.", "waste management based.", "waste management a."
"case management data." » "change management data.", "asset management data.", "chain management data.", "case management a.", "case management case."

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("farm management reports.") or ((((("cash management reviews.") or ("debt management reviews."))) or ((("waste management water.") or ("case management data."))))))) or ("oxford management control."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("farm management reports.") OR ((((("cash management reviews.") OR ("debt management reviews."))) OR ((("waste management water.") OR ("case management data."))))))) OR ("oxford management control.")).
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• Adding a wildcard symbol may retrieve word variants: (((("farm management reports.") or ((((("cash management reviews.") or ("debt management reviews."))) or ((("waste management water.") or ("case management data."))))))) or ("oxford management control."))*.