Perhaps you should try some spelling variations:
"improving coverage performance measures." » "improving average performance measures.", "improving overall performance measures.", "improving governance performance measures.", "improved coverage performance measures.", "improving sewerage performance measures."
"improving loan performance review." » "improving loan performance risk.", "improving loan performance evidence.", "improving poor performance review.", "improving bank performance review.", "improving _ performance review.", "improving local performance review.", "improving land performance review.", "improving road performance review."

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

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