Perhaps you should try some spelling variations:
"literatura en del islam." » "literatura de del islam.", "literatura espana del islam.", "literatura den del islam.", "literatura deln del islam.", "literatura en el islam."
"literatura e del islam." » "literatura de del islam.", "literatura del del islam.", "literatura e el islam.", "literatura 5e del islam.", "literatura y del islam."
"literatura o de islam." » "literatura a de islam.", "literatura _ de islam.", "literatura con de islam.", "literatura o de isla.", "literatura o e islam.", "literatura o de ilam.", "literatura y de 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 del islam.") OR ("literatura en del islam."))) or ("literatura o de islam."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("literatura e del islam.") OR ("literatura en del islam."))) OR ("literatura o de islam.")).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"literatura e del islam.\") OR (\"literatura en del islam.\"))) or (\"literatura o de islam.\"))".
• Removing quotes may allow a broader search: (((( literatura e del islam. ) OR ( literatura en del islam. ))) or ( literatura o de islam. )).
• Adding a wildcard symbol may retrieve word variants: (((("literatura e del islam.") OR ("literatura en del islam."))) or ("literatura o de islam."))*.