Perhaps you should try some spelling variations:
"improving road performance metrics." » "improving road performance measures.", "improving board performance metrics.", "improving good performance metrics.", "improving bond performance metrics.", "improving food performance metrics.", "improving rural performance metrics."
"improving export performance targets." » "improving exposure performance targets.", "improving eap performance targets.", "improving eco 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 export performance targets.") or ("improving road performance metrics."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("improving export performance targets.") OR ("improving road performance metrics.")).
• Removing quotes may allow a broader search: (( improving export performance targets. ) or ( improving road performance metrics. )).
• Adding a wildcard symbol may retrieve word variants: (("improving export performance targets.") or ("improving road performance metrics."))*.