Perhaps you should try some spelling variations:
"harvard world bank studies book series." » "harvard cold bank studies book series.", "harvard world urban studies book series.", "harvard world bank study book series.", "harvard world bank studies books series.", "harvard world bank studies ebook series."
"harvard bad banks studies book series." » "harvard bad books studies book series.", "harvard bad banking studies book series.", "harvard bad cases studies book series.", "harvard cold banks studies book series.", "harvard camp banks studies book series.", "harvard land banks studies book series.", "harvard big banks studies book series.", "harvard bad banks studies books series.", "harvard bad banks 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 bank studies book series.") or ("harvard bad banks studies book series."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("harvard world bank studies book series.") OR ("harvard bad banks studies book series.")).
• Removing quotes may allow a broader search: (( harvard world bank studies book series. ) or ( harvard bad banks studies book series. )).
• Adding a wildcard symbol may retrieve word variants: (("harvard world bank studies book series.") or ("harvard bad banks studies book series."))*.