Perhaps you should try some spelling variations:
"serie estudiosss urbano." » "serie estudio urbano.", "serie estudios urbano.", "serie estudos urbano."
"series estudios urbano." » "serie estudios urbano.", "seis estudios urbano.", "tres estudios urbano.", "series estudio urbano.", "series estudios peruanos.", "series estudios hispano."
"series estudios urbanos." » "serie estudios urbanos.", "seis estudios urbanos.", "tres estudios urbanos.", "series estudio urbanos.", "series estudios peruanoss.", "series estudios hispanos."

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: (("serie estudiosss urbano.") or ((("series estudios urbano.") or ("series estudios urbanos."))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("serie estudiosss urbano.") OR ((("series estudios urbano.") OR ("series estudios urbanos.")))).
• Removing quotes may allow a broader search: (( serie estudiosss urbano. ) or ((( series estudios urbano. ) or ( series estudios urbanos. )))).
• Adding a wildcard symbol may retrieve word variants: (("serie estudiosss urbano.") or ((("series estudios urbano.") or ("series estudios urbanos."))))*.