Perhaps you should try some spelling variations:
"global environment governance series." » "global environmental governance series.", "global evironmental governance series.", "global environment government series.", "global environment governance system."
"global enforcement governance series." » "global efficient governance series.", "global empowerment governance series.", "legal enforcement governance series.", "alabama enforcement governance series.", "law enforcement governance series.", "global enforcement governance 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 environment governance series.") OR ("global enforcement governance series."))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"global environment governance series.\") OR (\"global enforcement governance series.\"))*".
• Removing quotes may allow a broader search: (( global environment governance series. ) OR ( global enforcement governance series. ))*.