Perhaps you should try some spelling variations:
"harvard cold war studies force survey." » "harvard cold war studies formal survey.", "harvard cold war studies from survey.", "harvard cold war studies food survey.", "harvard cold war stories force survey.", "harvard cold early studies force survey."
"harvard world war studies book series." » "harvard world war stories book series.", "harvard world early studies book series.", "harvard world war studies books series.", "harvard world war studies ebook 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 world war studies book series.") or ("harvard cold war studies force survey."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("harvard world war studies book series.") OR ("harvard cold war studies force survey."))*.
• Removing quotes may allow a broader search: (( harvard world war studies book series. ) or ( harvard cold war studies force survey. ))*.