Perhaps you should try some spelling variations:
"improving emotional performance report." » "improving national performance report.", "improving operational performance report.", "improving educational performance report.", "improving maternal performance report.", "improving emotional performance reports.", "improving emotional performance reporting.", "improving emotional performance review."
"improve external performance series." » "improve materials performance series.", "improve thermal performance series.", "improve sectoral performance series.", "improve external performance studies.", "improve external performance size.", "improve maternal performance series.", "improving external performance series.", "approval external performance series."

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

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