Perhaps you should try some spelling variations:
"literatura _ de islam." » "literatura _ del islam.", "literatura _ de isla.", "literatura _ de ilam.", "literatura _ de islas.", "literatura _ ddel islam."
"literatura y de islas." » "literatura y e islas.", "literatura y de isla.", "literatura y de isaias."
"literatura de e islam." » "literatura de el islam.", "literatura de e islas.", "literatura de del islam.", "literatura de fe islam.", "literatura de _ islam."

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 islam.") or ((("literatura de e islam.") or ("literatura y de islas."))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("literatura _ de islam.") OR ((("literatura de e islam.") OR ("literatura y de islas."))))*.
• Removing quotes may allow a broader search: (( literatura _ de islam. ) or ((( literatura de e islam. ) or ( literatura y de islas. ))))*.