Perhaps you should try some spelling variations:
"land management concepts." » "land management contracts."
"city management control." » "city management contracts.", "crop management control.", "security management control.", "facility management control."
"case management data." » "waste management data.", "change management data.", "asset management data."
"data management case." » "bank management case.", "demand management case.", "basin management case."
"cash management tools." » "asset management tools."
"chain management a." » "chain management _."

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: (((((("case management data.") or ("city management control."))) or ((((("chain management a.") or ((("debt management issues.") or ("data management case."))))) or ("cash management tools."))))) or ("land management concepts."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((((("case management data.") OR ("city management control."))) OR ((((("chain management a.") OR ((("debt management issues.") OR ("data management case."))))) OR ("cash management tools."))))) OR ("land management concepts.")).
• Removing quotes may allow a broader search: (((((( case management data. ) or ( city management control. ))) or ((((( chain management a. ) or ((( debt management issues. ) or ( data management case. ))))) or ( cash management tools. ))))) or ( land management concepts. )).
• Adding a wildcard symbol may retrieve word variants: (((((("case management data.") or ("city management control."))) or ((((("chain management a.") or ((("debt management issues.") or ("data management case."))))) or ("cash management tools."))))) or ("land management concepts."))*.