Perhaps you should try some spelling variations:
"harvard second loan studies book series." » "harvard second urban studies book series.", "harvard second asian studies book series.", "harvard second legal studies book series.", "harvard second loan studies from series.", "harvard second round studies book series."
"harvard a case studies book series." » "harvard a case studies from series.", "hazard a case studies book series.", "harvard _ case studies book series."

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (("harvard a case studies book series.") or ("harvard second loan studies book series."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("harvard a case studies book series.") OR ("harvard second loan studies book series."))*.
• Removing quotes may allow a broader search: (( harvard a case studies book series. ) or ( harvard second loan studies book series. ))*.