Perhaps you should try some spelling variations:
"Serie estudios hispanicos." » "Serie estudios historicos.", "Serie estudios hispano.", "Serie estudios islamicos."
"Serie estudios hispanos." » "Serie estudios hispano.", "Serie estudios espanoles.", "Serie estudios lesbianos."
"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 hispanicos."))) or ("serie estudios urbano."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("Serie estudios hispanos.") OR ("Serie estudios hispanicos."))) OR ("serie estudios urbano.")).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"Serie estudios hispanos.\") OR (\"Serie estudios hispanicos.\"))) or (\"serie estudios urbano.\"))".
• Removing quotes may allow a broader search: (((( Serie estudios hispanos. ) OR ( Serie estudios hispanicos. ))) or ( serie estudios urbano. )).
• Adding a wildcard symbol may retrieve word variants: (((("Serie estudios hispanos.") OR ("Serie estudios hispanicos."))) or ("serie estudios urbano."))*.