Perhaps you should try some spelling variations:
"harvard world urban studies from series." » "harvard world ran studies from series.", "harvard world urban studies from sources.", "harvard world urban studies from service.", "harvard world urban studies from surveys."
"harvard land bank study from series." » "harvard land bank study from sources.", "harvard land bank study from service.", "harvard land bank study from surveys.", "harvard land banks study from 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 urban studies from series.") OR ("harvard land bank study from series."))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"harvard world urban studies from series.\") OR (\"harvard land bank study from series.\"))*".
• Removing quotes may allow a broader search: (( harvard world urban studies from series. ) OR ( harvard land bank study from series. ))*.