Perhaps you should try some spelling variations:
"city management concepts." » "city management contracts.", "cash management concepts.", "data management concepts.", "case management concepts."
"reform management readers." » "reform management centers.", "reform management reviews.", "reform management reform.", "farm management readers.", "firm management readers."
"waste management readers." » "waste management centers.", "waste management reviews.", "waste management reform.", "debt management readers."
"oxford management control." » "oxford management contracts.", "records management control.", "fund management control.", "flood management control."

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: (((("reform management readers.") or ((("waste management readers.") or ("city management concepts."))))) or ("oxford management control."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("reform management readers.") OR ((("waste management readers.") OR ("city management concepts."))))) OR ("oxford management control.")).
• Removing quotes may allow a broader search: (((( reform management readers. ) or ((( waste management readers. ) or ( city management concepts. ))))) or ( oxford management control. )).
• Adding a wildcard symbol may retrieve word variants: (((("reform management readers.") or ((("waste management readers.") or ("city management concepts."))))) or ("oxford management control."))*.