Perhaps you should try some spelling variations:
"literatura arabes e islas." » "literatura arabe e islas.", "literatura arte e islas.", "literature arab e islas.", "literatura arabes el islam."
"literatura de de islam." » "literatura de del islam.", "literatura de e islam.", "literatura de de ilam.", "literatura de de isaacm.", "literatura de fe islam.", "literatura de di islam."
"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 de de islam.") OR ("literatura de de isla."))) or ("literatura arabes e islas."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("literatura de de islam.") OR ("literatura de de isla."))) OR ("literatura arabes e islas.")).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"literatura de de islam.\") OR (\"literatura de de isla.\"))) or (\"literatura arabes e islas.\"))".
• Removing quotes may allow a broader search: (((( literatura de de islam. ) OR ( literatura de de isla. ))) or ( literatura arabes e islas. )).
• Adding a wildcard symbol may retrieve word variants: (((("literatura de de islam.") OR ("literatura de de isla."))) or ("literatura arabes e islas."))*.