Perhaps you should try some spelling variations:
"literatura en e islam." » "literatura espana e islam.", "literatura en el islam.", "literatura en e islas.", "literatura en en islam.", "literatura en de islam."
"literatura de del islam." » "literatura de el islam.", "literatura de fel islam.", "literatura de dil islam."
"literatura de de isaac." » "literatura de fe isaac.", "literatura de di isaac."

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("literatura de del islam.") or ("literatura en e islam."))) or ("literatura de de isaac."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("literatura de del islam.") OR ("literatura en e islam."))) OR ("literatura de de isaac.")).
• Removing quotes may allow a broader search: (((( literatura de del islam. ) or ( literatura en e islam. ))) or ( literatura de de isaac. )).
• Adding a wildcard symbol may retrieve word variants: (((("literatura de del islam.") or ("literatura en e islam."))) or ("literatura de de isaac."))*.