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