Perhaps you should try some spelling variations:
"improving can performance metrics." » "improving can performance measures.", "improving chain performance metrics.", "improving human performance metrics.", "improving 2 performance metrics.", "improving care performance metrics.", "improving a performance metrics.", "improving co performance metrics."
"improving loan performance series." » "improving loan performance studies.", "improving loan performance size.", "improving local performance series.", "improving land performance series.", "improving lead 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 loan performance series.") or ("improving can performance metrics."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("improving loan performance series.") OR ("improving can performance metrics.")).
• Removing quotes may allow a broader search: (( improving loan performance series. ) or ( improving can performance metrics. )).
• Adding a wildcard symbol may retrieve word variants: (("improving loan performance series.") or ("improving can performance metrics."))*.