Perhaps you should try some spelling variations:
"legal government performance results." » "legal government performance reports.", "legal government performance measures.", "legal government performance report.", "local government performance results.", "local governments performance results.", "level governments performance results."
"legal environmental performance risk." » "legal environment performance risk.", "legal environments performance risk.", "local environmental performance risk.", "legal environmental performance size.", "legal environmental performance based.", "legal environmental performance _."

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (("legal government performance results.") or ("legal environmental performance risk."))~.
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• Adding a wildcard symbol may retrieve word variants: (("legal government performance results.") or ("legal environmental performance risk."))*.