Perhaps you should try some spelling variations:
"literatura en el islam." » "literatura espana el islam."
"literatura de fel islam." » "literatura de del islam.", "literatura de e islam.", "literatura de al islam.", "literatura de fez islam.", "literatura de feo islam.", "literatura de fer islam."
"literatura de de islam." » "literatura de del islam.", "literatura de de isla.", "literatura de e islam.", "literatura de fe islam.", "literatura de di 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 el islam.") OR ((("literatura de de islam.") OR ("literatura de fel islam."))))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"literatura en el islam.\") OR (((\"literatura de de islam.\") OR (\"literatura de fel islam.\"))))*".
• Removing quotes may allow a broader search: (( literatura en el islam. ) OR ((( literatura de de islam. ) OR ( literatura de fel islam. ))))*.