Perhaps you should try some spelling variations:
"literatura espanola delitos." » "literatura espanol delito.", "literatura espanola helices.", "literatura espanola dialectos."
"literaturas en debate." » "literatura en debate.", "literaturas del debate.", "literatura e debate.", "literaturas el debate."
"literaturas un debate." » "literatura un debate.", "literaturas sin debate.", "literatura en debate.", "literaturas el debate."

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: (((("literaturas en debate.") or ("literaturas un debate."))) or ("literatura espanola delitos."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("literaturas en debate.") OR ("literaturas un debate."))) OR ("literatura espanola delitos.")).
• Removing quotes may allow a broader search: (((( literaturas en debate. ) or ( literaturas un debate. ))) or ( literatura espanola delitos. )).
• Adding a wildcard symbol may retrieve word variants: (((("literaturas en debate.") or ("literaturas un debate."))) or ("literatura espanola delitos."))*.