Perhaps you should try some spelling variations:
"literature arab e islas." » "literatura arabe e islas.", "literature early e islas.", "literatura para e islas.", "literature arabe e islas.", "literature arab _ islas.", "literature arabes e islas."
"literatura e el islam." » "literatura de el islam.", "literatura en el islam.", "literatura del el islam.", "literatura es el islam."
"literatura y de islam." » "literatura y del islam.", "literatura y de isla.", "literatura y e islam."

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 y de islam.") or ("literatura e el islam."))) or ("literature arab e islas."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("literatura y de islam.") OR ("literatura e el islam."))) OR ("literature arab e islas.")).
• Removing quotes may allow a broader search: (((( literatura y de islam. ) or ( literatura e el islam. ))) or ( literature arab e islas. )).
• Adding a wildcard symbol may retrieve word variants: (((("literatura y de islam.") or ("literatura e el islam."))) or ("literature arab e islas."))*.