Perhaps you should try some spelling variations:
"literatura arabe el islam." » "literatura breve el islam.", "literatura al el islam.", "literatura arabe en islam.", "literatura arabe e islam.", "literatura arabe et islam."
"literatura e de isaacm." » "literatura en de isaacm.", "literatura del de isaacm.", "literatura e de isaac.", "literatura e de islam.", "literatura e e isaac.", "literatura y de isaacm.", "literatura _ de isaacm.", "literatura o de isaacm."
"literatura de de isla." » "literatura de de isaac.", "literatura de fe isla.", "literatura de di isla.", "literatura dy de isla.", "literatura d_ de isla.", "literatura do de isla."

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