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.", "global environmental governance system."
"social empowerment guidance system." » "social empowerment evidence system.", "social empowerment governance system.", "social empowerment private system.", "social movement guidance system.", "social empowerment finance system.", "social empowerment guarantee system."

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 guidance system."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("global environmental governance series.") OR ("social empowerment guidance system."))*.
• Removing quotes may allow a broader search: (( global environmental governance series. ) or ( social empowerment guidance system. ))*.