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

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