Perhaps you should try some spelling variations:
"improving contract performance measures." » "improving country performance measures.", "improving court performance measures.", "improving economic performance measures.", "improve contract performance measures.", "improving central performance measures.", "improve contrast performance measures."
"improving loan performance metrics." » "improving local performance metrics.", "improving land performance metrics.", "improving lead performance metrics."

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• Performing a fuzzy search may retrieve terms with similar spellings: (("improving contract performance measures.") or ("improving loan performance metrics."))~.
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