Perhaps you should try some spelling variations:
"improving poor performance review." » "improving poor performance risk.", "improving poor performance evidence.", "improving export performance review.", "improving sector performance review.", "improving _ performance review.", "improving power performance review.", "improving food performance review.", "improving indoor performance review."
"improving fiscal performance targets." » "improving financial performance targets.", "improving firm performance targets.", "improving social performance targets.", "improving rural 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 poor performance review.") or ("improving fiscal performance targets."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("improving poor performance review.") OR ("improving fiscal performance targets.")).
• Removing quotes may allow a broader search: (( improving poor performance review. ) or ( improving fiscal performance targets. )).
• Adding a wildcard symbol may retrieve word variants: (("improving poor performance review.") or ("improving fiscal performance targets."))*.