Perhaps you should try some spelling variations:
"literatura e del islam." » "literatura de del islam.", "literatura en del islam.", "literatura del del islam.", "literatura e el islam.", "literatura 5e del islam.", "literatura y del islam.", "literatura _ del islam."
"literatura e de islam." » "literatura de de islam.", "literatura en de islam.", "literatura del de islam.", "literatura e de isla.", "literatura e de ilam.", "literatura e de islas.", "literatura e del islam.", "literatura y de islam.", "literatura _ de islam."
"literatura e e islam." » "literatura de e islam.", "literatura en e islam.", "literatura del e islam.", "literatura e el islam.", "literatura e e islas.", "literatura el e islam."

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• Performing a fuzzy search may retrieve terms with similar spellings: (("literatura e del islam.") or ((("literatura e de islam.") OR ("literatura e e islam."))))~.
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• Adding a wildcard symbol may retrieve word variants: (("literatura e del islam.") or ((("literatura e de islam.") OR ("literatura e e islam."))))*.