Perhaps you should try some spelling variations:
"literatura espana del islam." » "literatura espanola del islam.", "literatura mexicana del islam.", "literatura despana del islam.", "literatura enspana del islam.", "literatura espana de islam.", "literatura espana el islam."
"literatura del _ islas." » "literatura de _ islas.", "literatura en _ islas."
"literatura e _ islam." » "literatura de _ islam.", "literatura en _ 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 espana del islam.") OR ("literatura del _ islas."))) OR ("literatura e _ islam."))~.
• Removing quotes may allow a broader search: (((( literatura espana del islam. ) or ( literatura del _ islas. ))) or ( literatura e _ islam. ))~.
• Adding a wildcard symbol may retrieve word variants: (((("literatura espana del islam.") or ("literatura del _ islas."))) or ("literatura e _ islam."))*.