Perhaps you should try some spelling variations:
"global environment performance system." » "global environmental performance system.", "global environmental performances system.", "global government performance system.", "global environment performance states.", "global environment performance sse3.", "global environment performance instead."
"legal environment governance issues." » "legal environmental governance issues.", "legal evironmental governance issues.", "legal environment government issues."

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

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