Perhaps you should try some spelling variations:
"literatura en del islam." » "literatura espana del islam.", "literatura en el islam."
"literatura del vi islam." » "literatura del el islam.", "literatura del e islam.", "literatura del al islam."
"literatura de _l islam." » "literatura de el islam.", "literatura de al islam.", "literatura de _ islam."

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