Perhaps you should try some spelling variations:
"global environmental governance series." » "global environmental performance series.", "global environment governance series.", "legal environment governance series.", "global environmental governance issues."
"social empowerment governance system." » "social empowerment guidance system.", "social enforcement governance system.", "social movement governance system.", "social empowerment 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 environmental governance series.") or ("social empowerment governance system."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("global environmental governance series.") OR ("social empowerment governance system."))*.
• Removing quotes may allow a broader search: (( global environmental governance series. ) or ( social empowerment governance system. ))*.