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