Perhaps you should try some spelling variations:
"improving contract performance metrics." » "improving country performance metrics.", "improving court performance metrics.", "improving corporate performance metrics.", "improving contract performance contracts.", "improving contract performance measures.", "improving contract performance contract.", "improve contract performance metrics.", "improving central performance metrics.", "improving coverage performance metrics."
"improving bank performance series." » "improving bank performance reviews.", "improving bank performance review.", "improving bank performance targets.", "improving market performance series.", "improving _ performance series.", "improving firm performance series.", "improving land performance series.", "improving urban performance series.", "improving basic 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 contract performance metrics.") OR ("improving bank performance series."))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"improving contract performance metrics.\") OR (\"improving bank performance series.\"))".
• Removing quotes may allow a broader search: (( improving contract performance metrics. ) OR ( improving bank performance series. )).
• Adding a wildcard symbol may retrieve word variants: (("improving contract performance metrics.") OR ("improving bank performance series."))*.