Perhaps you should try some spelling variations:
"improving based performance risk." » "improving board performance risk.", "improving fund performance risk.", "improving good performance risk.", "improving based performance 2019.", "improving basic performance risk.", "improving care performance risk.", "improving asset performance risk."
"improving sector performance risk." » "improve sector performance risk.", "improving eco performance risk.", "improving sewer performance risk.", "improving sector performance 2019."

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (("improving sector performance risk.") or ("improving based performance risk."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("improving sector performance risk.") OR ("improving based performance risk.")).
• Removing quotes may allow a broader search: (( improving sector performance risk. ) or ( improving based performance risk. )).
• Adding a wildcard symbol may retrieve word variants: (("improving sector performance risk.") or ("improving based performance risk."))*.