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