Perhaps you should try some spelling variations:
"literatura del dem islam." » "literatura de dem islam.", "literatura en dem islam.", "literatura del del islam.", "literatura del de islam.", "literatura del el islam.", "literatura del des islam.", "literatura el dem islam."
"literatura el _ islam." » "literatura en _ islam.", "literatura e _ islam.", "literatura de _ islam."
"literatura el de isaac." » "literatura en de isaac.", "literatura e de isaac.", "literatura de de 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 el _ islam.") or ("literatura el de isaac."))) or ("literatura del dem islam."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("literatura el _ islam.") OR ("literatura el de isaac."))) OR ("literatura del dem islam."))*.
• Removing quotes may allow a broader search: (((( literatura el _ islam. ) or ( literatura el de isaac. ))) or ( literatura del dem islam. ))*.