Perhaps you should try some spelling variations:
"improving urban performance metrics." » "improving urban performance contracts.", "improving urban performance measures.", "improving urban performance contract.", "improving bank performance metrics.", "improving loan performance metrics.", "improving can performance metrics."
"improving rural performance targets." » "improving pupil performance targets.", "improving thermal performance targets.", "improving overall performance targets.", "improving social performance targets."

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

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