Perhaps you should try some spelling variations:
"literatura de del islam." » "literatura de el islam."
"literatura de eta islam." » "literatura de el islam.", "literatura de e islam.", "literatura de e.a islam.", "literatura de etica islam."
"literatura de eca islam." » "literatura de el islam.", "literatura de e islam.", "literatura de eco islam.", "literatura de e.a islam.", "literatura de ecija islam."

Try widening your search to All Fields.

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