Perhaps you should try some spelling variations:
"improving care performance based." » "improving care performance measures.", "improving market performance based.", "improving trade performance based.", "improving court performance based.", "improving water performance based.", "improving early performance based.", "improving land performance based."
"improving bank performance evidence." » "improving market performance evidence.", "improving _ performance evidence.", "improving firm performance evidence.", "improving land performance evidence.", "improving urban performance evidence.", "improving basic performance evidence."

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

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