Perhaps you should try some spelling variations:
"improving can performance targets." » "improving bank performance targets.", "improving loan performance targets.", "improving care performance targets.", "improving land performance targets.", "improving tax performance targets.", "improving urban performance targets."
"improving co performance contracts." » "improving do performance contracts.", "improving crop performance contracts.", "improving job performance contracts.", "improving _ performance contracts.", "improving macro performance contracts.", "improving food performance contracts."

Try widening your search to All Fields.

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

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