Perhaps you should try some spelling variations:
"improving poverty performance measures." » "improving court performance measures.", "improving energy performance measures.", "improving safety performance measures.", "improving property performance measures.", "improving power performance measures.", "improving coverage performance measures."
"improving fund performance _." » "improving firm performance _.", "improving bank performance _.", "improving _ performance _.", "improving land performance _.", "improving food performance _.", "improving feed performance _."

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

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