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

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