Perhaps you should try some spelling variations:
"improving specific performance reports." » "improving seismic performance reports.", "improving superior performance reports.", "improving public performance reports.", "improving civic performance reports.", "improving specific performance report."
"improving can performance metrics." » "improving can performance measures.", "improving chain performance metrics.", "improving loan performance metrics.", "improving human performance metrics.", "improving care performance metrics.", "improving a performance metrics.", "improving co performance metrics."

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

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