Perhaps you should try some spelling variations:
"literature spain 1 islam." » "literatura espana 1 islam.", "literature spain _ islam.", "literature spain de islam.", "literature spain e islam.", "literature spain el islam."
"literature spain a islam." » "literatura espana a islam.", "literature spain _ islam.", "literature spain pai islam.", "literature spain al islam.", "literature spain e islam."
"literatura de e islas." » "literatura de el islam.", "literatura de el islas.", "literatura de fe islas.", "literatura de _ islas."

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("literature spain 1 islam.") or ("literature spain a islam."))) or ("literatura de e islas."))~.
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• Adding a wildcard symbol may retrieve word variants: (((("literature spain 1 islam.") or ("literature spain a islam."))) or ("literatura de e islas."))*.