Perhaps you should try some spelling variations:
"improving bank performance metrics." » "improving bank performance contracts.", "improving bank performance measures.", "improving bank performance contract.", "improving market performance metrics.", "improving _ performance metrics.", "improving firm performance metrics.", "improving land performance metrics.", "improving urban performance metrics.", "improving basic performance metrics."
"improving food performance series." » "improving food performance reviews.", "improving food performance review.", "improving food performance targets.", "improving good performance series.", "improving poor performance series.", "improving fund performance series.", "improving land performance series."

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