Perhaps you should try some spelling variations:
"series estudios hispano." » "seis estudios hispano.", "tres estudios hispano.", "leyes estudios hispano."
"serie estudio urbano." » "serie estudios urbano.", "serie estudios urbanos.", "serie espacio urbano.", "serie studia urbano.", "serie estado urbano.", "serie estudos urbano."
"serie estudios hispano." » "serie studias hispano.", "serie estados hispano.", "serie estudoss hispano."

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("series estudios hispano.") OR ("serie estudios hispano."))) or ("serie estudio urbano."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("series estudios hispano.") OR ("serie estudios hispano."))) OR ("serie estudio urbano."))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"series estudios hispano.\") OR (\"serie estudios hispano.\"))) or (\"serie estudio urbano.\"))*".
• Removing quotes may allow a broader search: (((( series estudios hispano. ) OR ( serie estudios hispano. ))) or ( serie estudio urbano. ))*.