Perhaps you should try some spelling variations:
"harvard good past studies from service." » "harvard good case studies from service.", "harvard good cost studies from service.", "harvard good cases studies from service.", "harvard good past studies food service.", "harvard good past studies from serbia.", "harvard food past studies from service."
"harvard cold urban studies book series." » "harvard good urban studies book series.", "harvard cost urban studies book series.", "harvard second urban 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 good past studies from service.") OR ("harvard cold urban studies book series."))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"harvard good past studies from service.\") OR (\"harvard cold urban studies book series.\"))".
• Removing quotes may allow a broader search: (( harvard good past studies from service. ) OR ( harvard cold urban studies book series. )).
• Adding a wildcard symbol may retrieve word variants: (("harvard good past studies from service.") OR ("harvard cold urban studies book series."))*.