Perhaps you should try some spelling variations:
"global environment performance review." » "global environmental performance review.", "global environmental performances review.", "global government performance review.", "global environment performance risk.", "global environment performance evidence."
"global enforcement governance system." » "global empowerment governance system.", "global environmental governance system.", "legal enforcement governance system.", "law enforcement governance system.", "global engagement governance system.", "global enforcement governance issues."

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("global enforcement governance system.") OR ("global environment performance review."))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"global enforcement governance system.\") OR (\"global environment performance review.\"))*".
• Removing quotes may allow a broader search: (( global enforcement governance system. ) OR ( global environment performance review. ))*.