Perhaps you should try some spelling variations:
"improving plant performance measures." » "improving bank performance measures.", "improving loan performance measures.", "improving port performance measures.", "improving land performance measures.", "improving laws performance measures.", "improving payment performance measures."
"improving fund performance risk." » "improving firm performance risk.", "improving bank performance risk.", "improving _ performance risk.", "improving fund performance size.", "improving fund performance based.", "improving fund performance _.", "improving land performance risk.", "improving food performance risk.", "improving feed performance risk."

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (("improving plant performance measures.") or ("improving fund performance risk."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("improving plant performance measures.") OR ("improving fund performance risk.")).
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