Perhaps you should try some spelling variations:
"literatura en del islam." » "literatura espana del islam.", "literatura deln del islam."
"literatura e el islam." » "literatura del el islam.", "literatura en el islam.", "literatura de el islam.", "literatura es el islam."
"literatura de fez islam." » "literatura de e islam.", "literatura de de islam."

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

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