Perhaps you should try some spelling variations:
"literatura arabes e islam." » "literatura arabe e islam.", "literatura arte e islam.", "literature arab e islam.", "literatura arabes el islam.", "literatura arabes e islas."
"literatura en del islam." » "literatura de del islam.", "literatura espana del islam.", "literatura den del islam.", "literatura deln del islam.", "literatura en el islam."
"literatura e e isaac." » "literatura de e isaac.", "literatura del e isaac.", "literatura e de isaac.", "literatura e en isaac.", "literatura e _ isaac.", "literatura el e isaac."

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