Perhaps you should try some spelling variations:
"improving contract performance metrics." » "improving country performance metrics.", "improving court performance metrics.", "improving economic performance metrics.", "improving contract performance measures.", "improve contract performance metrics.", "improving central performance metrics.", "improve contrast performance metrics."
"improving bank performance reviews." » "improving bank performance review.", "improving bank performance reports.", "improving bank performance risks.", "improving urban performance reviews.", "improving basic performance reviews.", "improving brain performance reviews."

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

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