Perhaps you should try some spelling variations:
"series estudios hispano." » "serie estudios hispano.", "seis estudios hispano.", "tres estudios hispano.", "series estudios hispana.", "series estudios hispanic."
"los estudios urbanos." » "los estudio urbanos.", "los estudios peruanoss.", "los d'estudis urbanss."
"artes estudios urbano." » "artes estudio urbano.", "artes estudios peruanos.", "artes d'estudis urbans.", "partes estudios urbano.", "arte estudios urbano."

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("los estudios urbanos.") or ("artes estudios urbano."))) or ("series estudios hispano."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("los estudios urbanos.") OR ("artes estudios urbano."))) OR ("series estudios hispano."))*.
• Removing quotes may allow a broader search: (((( los estudios urbanos. ) or ( artes estudios urbano. ))) or ( series estudios hispano. ))*.