Perhaps you should try some spelling variations:
"improving bank performance reviews." » "improving bank performance review.", "improving bank performance reports.", "improving bank performance results.", "improving urban performance reviews.", "improving basic performance reviews.", "improving brain performance reviews."
"improving local performance risks." » "improving social performance risks.", "improving global performance risks.", "improving total performance risks.", "improving local performance risk.", "improving fiscal performance risks."

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 reviews.") or ("improving local performance risks."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("improving bank performance reviews.") OR ("improving local performance risks.")).
• Removing quotes may allow a broader search: (( improving bank performance reviews. ) or ( improving local performance risks. )).
• Adding a wildcard symbol may retrieve word variants: (("improving bank performance reviews.") or ("improving local performance risks."))*.