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