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