Perhaps you should try some spelling variations:
"harvard cold case studies book series." » "harvard cold case studies from series.", "harvard world case studies book series."
"harvard cold wave studies book series." » "harvard cold wave studies from series.", "harvard cold cases studies book series.", "harvard cold level studies book series.", "harvard cold bank studies book series.", "harvard cold water studies book series.", "harvard cold war 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 cold case studies book series.") OR ("harvard cold wave studies book series."))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"harvard cold case studies book series.\") OR (\"harvard cold wave studies book series.\"))".
• Removing quotes may allow a broader search: (( harvard cold case studies book series. ) OR ( harvard cold wave studies book series. )).
• Adding a wildcard symbol may retrieve word variants: (("harvard cold case studies book series.") OR ("harvard cold wave studies book series."))*.