Perhaps you should try some spelling variations:
"literatura del de isaac." » "literatura de de isaac.", "literatura en de isaac.", "literatura del dean isaac."
"literatura da de islam." » "literatura de de islam.", "literatura a de islam.", "literatura d de islam.", "literatura da del islam.", "literatura da de isla.", "literatura da de ilam.", "literatura da de islas.", "literatura da ddel islam.", "literatura la de islam.", "literatura ha de islam.", "literatura ma de islam."
"literatura e e islam." » "literatura de e islam.", "literatura en e islam.", "literatura e el islam.", "literatura e e islas.", "literatura e del islam.", "literatura e de islam.", "literatura el e islam."

Try widening your search to All Fields.

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

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