Perhaps you should try some spelling variations:
"literature early e islam." » "literature study e islam.", "literature latin e islam.", "literature earl e islam.", "literature early evo islam.", "literature early new islam.", "literature early el islam.", "literature early del islam."
"literatura al e islas." » "literatura el e islas.", "literatura del e islas.", "literatura de e islas.", "literatura al el islam.", "literatura a e islas."
"literatura al de isaias." » "literatura el de isaias.", "literatura del de isaias.", "literatura de de isaias.", "literatura al de indias.", "literatura al de isaac.", "literatura al dr isaias."

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