Perhaps you should try some spelling variations:
"improving local performance metrics." » "improving local performance contracts.", "improving local performance measures.", "improving local performance contract.", "improving social performance metrics.", "improving loan performance metrics.", "improving fiscal performance metrics.", "improving global performance metrics."
"improving company performance series." » "improving country performance series.", "improving loan performance series.", "improving corporate performance series.", "improving company performance reviews.", "improving company performance review.", "improving company performance targets.", "improving human performance series."

Try widening your search to All Fields.

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

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