Perhaps you should try some spelling variations:
"literatura caribe y islam." » "literatura arabe y islam.", "literatura arte y islam.", "literatura maria y islam.", "literatura caribe e islam.", "literatura caribe _ islam.", "literatura caribe el islam."
"literatura breve de isla." » "literatura en de isla.", "literatura del de isla.", "literatura e de isla.", "literatura breve de isaac."
"literatura de de isla." » "literatura de de isaac.", "literatura de fe isla.", "literatura de di isla."

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: (((("literatura breve de isla.") OR ("literatura de de isla."))) or ("literatura caribe y islam."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("literatura breve de isla.") OR ("literatura de de isla."))) OR ("literatura caribe y islam.")).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"literatura breve de isla.\") OR (\"literatura de de isla.\"))) or (\"literatura caribe y islam.\"))".
• Removing quotes may allow a broader search: (((( literatura breve de isla. ) OR ( literatura de de isla. ))) or ( literatura caribe y islam. )).
• Adding a wildcard symbol may retrieve word variants: (((("literatura breve de isla.") OR ("literatura de de isla."))) or ("literatura caribe y islam."))*.