Perhaps you should try some spelling variations:
"series estudioss urbano." » "series estudios urbano.", "serie estudios urbano.", "seis estudios urbano.", "series estudios urbanos."
"los estudios urbano." » "los estudios urbanos.", "los estudios peruanos.", "los estudios hispano."
"seire estudio urbano." » "seire estudios urbanos.", "seire espacio urbano.", "seire estudios urbano.", "serie estudio urbano.", "sangre estudio 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 ((("los estudios urbano.") or ("seire estudio urbano."))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("series estudioss urbano.") OR ((("los estudios urbano.") OR ("seire estudio urbano.")))).
• Removing quotes may allow a broader search: (( series estudioss urbano. ) or ((( los estudios urbano. ) or ( seire estudio urbano. )))).
• Adding a wildcard symbol may retrieve word variants: (("series estudioss urbano.") or ((("los estudios urbano.") or ("seire estudio urbano."))))*.