Perhaps you should try some spelling variations:
"harvard second rural studies books series." » "harvard cold rural studies books series.", "harvard second rural students books series.", "harvard second israel studies books series.", "harvard second legal studies books series.", "harvard second rural studies book series.", "harvard second rural studies booklet series.", "harvard second rural student books series.", "harvard second rural studies books strips."
"harvard world bank studies ebook series." » "harvard cold bank studies ebook series.", "harvard world bank studies book series.", "harvard world urban studies ebook series.", "harvard world bank study ebook series.", "harvard world bank studies textbook series.", "harvard world bank studies yearbook 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 bank studies ebook series.") or ("harvard second rural studies books series."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("harvard world bank studies ebook series.") OR ("harvard second rural studies books series."))*.
• Removing quotes may allow a broader search: (( harvard world bank studies ebook series. ) or ( harvard second rural studies books series. ))*.