Perhaps you should try some spelling variations:
"literatura arabe de isaac." » "literatura breve de isaac.", "literatura e de isaac.", "literatura al de isaac.", "literatura caribe de isaac.", "literatura sabe de isaac.", "literatura arabes e isaac."
"literatura en de islam." » "literatura espana de islam.", "literatura en del islam.", "literatura en de isla.", "literatura en e 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."

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