Perhaps you should try some spelling variations:
"improving food performance metrics." » "improving food performance contracts.", "improving food performance measures.", "improving food performance contract.", "improving good performance metrics.", "improving poor performance metrics.", "improving fund performance metrics.", "improving land performance metrics."
"improving rural performance risks." » "improving pupil performance risks.", "improving thermal performance risks.", "improving overall performance risks.", "improving rural performance risk.", "improving rural performance issues.", "improving rural performance based.", "improving urban performance risks.", "improving social performance risks."

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

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