Perhaps you should try some spelling variations:
"los estudios urbano." » "los estudios urbanos.", "los estudio urbano.", "los estudios peruanos."
"serie estudio urbanos." » "serie estudios urbanos.", "serie estudio urbano.", "serie estudios peruanos.", "series estudios urbanos.", "serie studia urbanos."
"series espana durango." » "series espana durante.", "series espana franco.", "series spain durango.", "ferias espana durango.", "seriadas espana durango.", "artes espana durango."

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