Perhaps you should try some spelling variations:
"improving contract performance measures." » "improving country performance measures.", "improving court performance measures.", "improving corporate performance measures.", "improve contract performance measures.", "improving central performance measures.", "improving coverage performance measures."
"improving funds performance risk." » "improving fund performance risk.", "improving firm performance risk.", "improving bank performance risk.", "improving funds performance size.", "improving funds performance based.", "improving funds performance _.", "improving land performance risk.", "improving food performance risk.", "improving feed performance risk."

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

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