Perhaps you should try some spelling variations:
"Serie estudios islamicos." » "Serie estudios clasicos.", "Serie estudios historicos.", "Serie estudios biblicos."
"serie estudios hispanos." » "serie estudios hispano.", "serie estudios hispanicos.", "serie estudios espanoles."
"serie estudios urbano." » "serie estudios urbanos.", "serie estudio urbano.", "serie estudios peruanos."

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