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