Perhaps you should try some spelling variations:
"global environmental governance issues." » "global environmental performance issues.", "global environment governance issues."
"legal environment performance series." » "legal environmental performance series.", "legal environmental performances series.", "legal government performance series.", "legal environment performance metrics.", "legal environment performance reviews.", "legal environment performance review.", "global environment performance series."

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 performance series.") OR ("global environmental governance issues."))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"legal environment performance series.\") OR (\"global environmental governance issues.\"))*".
• Removing quotes may allow a broader search: (( legal environment performance series. ) OR ( global environmental governance issues. ))*.