Perhaps you should try some spelling variations:
"legal environment performance series." » "legal environmental performance series.", "legal environmental performances series.", "legal government performance series.", "legal environment performance studies.", "legal environment performance size."
"global environment governance issues." » "global environmental governance issues.", "global evironmental governance issues.", "global 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 performance series.") or ("global environment governance issues."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("legal environment performance series.") OR ("global environment governance issues.")).
• Removing quotes may allow a broader search: (( legal environment performance series. ) or ( global environment governance issues. )).
• Adding a wildcard symbol may retrieve word variants: (("legal environment performance series.") or ("global environment governance issues."))*.