Perhaps you should try some spelling variations:
"global environmental performance review." » "global environment performance review.", "global environmental performance risk.", "global environmental performance evidence."
"global environmental performance reports." » "global environment performance reports.", "global environmental performance report."

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• Performing a fuzzy search may retrieve terms with similar spellings: (("global environmental performance review.") OR ("global environmental performance reports."))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"global environmental performance review.\") OR (\"global environmental performance reports.\"))".
• Removing quotes may allow a broader search: (( global environmental performance review. ) OR ( global environmental performance reports. )).
• Adding a wildcard symbol may retrieve word variants: (("global environmental performance review.") OR ("global environmental performance reports."))*.