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

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