Perhaps you should try some spelling variations:
"legal environment governance series." » "legal environmental governance series.", "legal investment governance series.", "global environment governance series.", "legal environment governance issues.", "legal environment governance system."
"weak enforcement governance series." » "weak empowerment governance series.", "weak environmental governance series.", "weak enforcement governance issues.", "weak enforcement governance system.", "law enforcement governance series.", "tax enforcement governance series.", "_ enforcement governance series."

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 ("weak enforcement governance series."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("legal environment governance series.") OR ("weak enforcement governance series."))*.
• Removing quotes may allow a broader search: (( legal environment governance series. ) or ( weak enforcement governance series. ))*.