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 de el islam.", "literatura espana el islam.", "literatura den el islam.", "literatura deln el islam."
"literatura e ddel islam." » "literatura de ddel islam.", "literatura del ddel islam.", "literatura e 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 en del islam.") or ("literatura en el islam."))) or ("literatura e ddel islam."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("literatura en del islam.") OR ("literatura en el islam."))) OR ("literatura e ddel islam.")).
• Removing quotes may allow a broader search: (((( literatura en del islam. ) or ( literatura en el islam. ))) or ( literatura e ddel islam. )).
• Adding a wildcard symbol may retrieve word variants: (((("literatura en del islam.") or ("literatura en el islam."))) or ("literatura e ddel islam."))*.