Perhaps you should try some spelling variations:
"improving social performance metrics." » "improving social performance contracts.", "improving social performance measures.", "improving social performance contract.", "improving school performance metrics.", "improving fiscal performance metrics.", "improving financial performance metrics."
"improving company performance based." » "improving country performance based.", "improving loan performance based.", "improving corporate performance based.", "improving human performance based.", "improving company performance measures."

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

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