Perhaps you should try some spelling variations:
"improving crop performance reports." » "improving crop performance measures.", "improving poor performance reports.", "improving job performance reports.", "improving city performance reports.", "improving co performance reports.", "improving macro performance reports.", "improving food performance reports."
"improving can performance risk." » "improving can performance size.", "improving can performance based.", "improving can performance _.", "improving bank performance risk.", "improving loan performance risk.", "improving care performance risk.", "improving land performance risk.", "improving tax performance risk.", "improving co performance risk."

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 risk.") or ("improving crop performance reports."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("improving can performance risk.") OR ("improving crop performance reports.")).
• Removing quotes may allow a broader search: (( improving can performance risk. ) or ( improving crop performance reports. )).
• Adding a wildcard symbol may retrieve word variants: (("improving can performance risk.") or ("improving crop performance reports."))*.