Perhaps you should try some spelling variations:
"literatura e un islam." » "literatura en un islam.", "literatura del un islam.", "literatura e el islam.", "literatura e e islam.", "literatura e al islam.", "literatura de un islam.", "literatura es un islam."
"literatura de del islam." » "literatura de el islam."
"literatura de fe islam." » "literatura de e islam.", "literatura de de islam.", "literatura de el 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 e un islam.") or ((("literatura de fe islam.") OR ("literatura de del islam."))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("literatura e un islam.") OR ((("literatura de fe islam.") OR ("literatura de del islam.")))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"literatura e un islam.\") or (((\"literatura de fe islam.\") OR (\"literatura de del islam.\"))))".
• Removing quotes may allow a broader search: (( literatura e un islam. ) or ((( literatura de fe islam. ) OR ( literatura de del islam. )))).
• Adding a wildcard symbol may retrieve word variants: (("literatura e un islam.") or ((("literatura de fe islam.") OR ("literatura de del islam."))))*.