Perhaps you should try some spelling variations:
"harvard world bank studies book series." » "harvard cold bank studies book series.", "harvard world bank study book series.", "harvard world bank studies books series.", "harvard world bank studies ebook series."
"harvard good urban studies from survey." » "harvard cold urban studies from survey.", "harvard home urban studies from survey.", "harvard good urban studies firm survey."

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 urban studies from survey.") or ("harvard world bank studies book series."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("harvard good urban studies from survey.") OR ("harvard world bank studies book series.")).
• Removing quotes may allow a broader search: (( harvard good urban studies from survey. ) or ( harvard world bank studies book series. )).
• Adding a wildcard symbol may retrieve word variants: (("harvard good urban studies from survey.") or ("harvard world bank studies book series."))*.