Perhaps you should try some spelling variations:
"land management concepts." » "land management contracts."
"cash management controls." » "cash management contracts.", "cash management contract.", "cash management tools.", "cash management contractss.", "asset management controls."
"city management control." » "city management contracts.", "security management control.", "facility management control.", "quality management control."
"crop management control." » "crop management contracts.", "crisis management control.", "flood management control."
"case management data." » "waste management data.", "change management data.", "asset management data."
"data management a." » "bank management a.", "demand management a.", "basin management a.", "data 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 ("crop management control."))))) or ((((("data management a.") or ((("debt management issues.") or ("chain management case."))))) or ("cash management controls."))))) 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 ("crop management control."))))) OR ((((("data management a.") OR ((("debt management issues.") OR ("chain management case."))))) OR ("cash management controls."))))) OR ("land management concepts.")).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((((\"case management data.\") or (((\"city management control.\") OR (\"crop management control.\"))))) or (((((\"data management a.\") or (((\"debt management issues.\") or (\"chain management case.\"))))) or (\"cash management controls.\"))))) or (\"land management concepts.\"))".
• Removing quotes may allow a broader search: (((((( case management data. ) or ((( city management control. ) OR ( crop management control. ))))) or ((((( data management a. ) or ((( debt management issues. ) or ( chain management case. ))))) or ( cash management controls. ))))) or ( land management concepts. )).
• Adding a wildcard symbol may retrieve word variants: (((((("case management data.") or ((("city management control.") OR ("crop management control."))))) or ((((("data management a.") or ((("debt management issues.") or ("chain management case."))))) or ("cash management controls."))))) or ("land management concepts."))*.