Perhaps you should try some spelling variations:
"harvard clld urban studies book series." » "harvard cold urban studies book series.", "harvard led urban studies book series.", "harvard clld urban studies books series."
"harvard camp urban studies ebook series." » "harvard cold urban studies ebook series.", "harvard home urban studies ebook series.", "harvard camp urban studies textbook series.", "harvard camp urban studies yearbook series.", "harvard camp urban studies bank series.", "harvard ccp urban studies ebook series.", "harvard camp turkana studies ebook series.", "harvard sample urban studies ebook series.", "harvard camp urban studies ebooks series."

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (("harvard clld urban studies book series.") or ("harvard camp urban studies ebook series."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("harvard clld urban studies book series.") OR ("harvard camp urban studies ebook series.")).
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• Adding a wildcard symbol may retrieve word variants: (("harvard clld urban studies book series.") or ("harvard camp urban studies ebook series."))*.