Perhaps you should try some spelling variations:
"literatura al _ islam." » "literatura el _ islam.", "literatura del _ islam.", "literatura de _ islam."
"literatura o de islam." » "literatura e de islam.", "literatura a de islam.", "literatura _ de islam.", "literatura o del islam.", "literatura o de isla.", "literatura o e islam."
"literatura y de islam." » "literatura y del islam.", "literatura y de isla.", "literatura y e 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 o de islam.") or ("literatura y de islam."))) or ("literatura al _ islam."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("literatura o de islam.") OR ("literatura y de islam."))) OR ("literatura al _ islam.")).
• Removing quotes may allow a broader search: (((( literatura o de islam. ) or ( literatura y de islam. ))) or ( literatura al _ islam. )).
• Adding a wildcard symbol may retrieve word variants: (((("literatura o de islam.") or ("literatura y de islam."))) or ("literatura al _ islam."))*.