Perhaps you should try some spelling variations:
"series estudioss urbanos." » "series estudios urbanos.", "series estudios urbano.", "series estudio urbano.", "serie estudios urbanos.", "seis estudios urbanos."
"serie studia urbanos." » "serie estudios urbanos.", "serie estudio urbano."
"serie estudio cubana." » "serie estudio ana.", "serie estudio urbano.", "serie estudios cubana.", "series estudios cubana.", "serie estado cubana."

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

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