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

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("series estudioss urbano.") or ((("series estudios hispano.") or ("serie estudio urbano."))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("series estudioss urbano.") OR ((("series estudios hispano.") OR ("serie estudio urbano.")))).
• Removing quotes may allow a broader search: (( series estudioss urbano. ) or ((( series estudios hispano. ) or ( serie estudio urbano. )))).
• Adding a wildcard symbol may retrieve word variants: (("series estudioss urbano.") or ((("series estudios hispano.") or ("serie estudio urbano."))))*.