Perhaps you should try some spelling variations:
"literature arab e islam." » "literatura arabe e islam.", "literature early e islam.", "literatura para e islam.", "literature arab el islam.", "literature arab del islam.", "literature arabe e islam.", "literature arab _ islam.", "literature arabes e islam."
"literature arab e islas." » "literatura arabe e islas.", "literature early e islas.", "literatura para e islas.", "literature arab el islam.", "literature arabe e islas.", "literature arab _ islas.", "literature arabes e islas."
"literatura al evo islam." » "literatura el evo islam.", "literatura del evo islam.", "literatura de evo islam.", "literatura al el islam.", "literatura a evo islam.", "literatura al eco islam.", "literatura al nuevo islam."

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