Perhaps you should try some spelling variations:
"literatura arabes e isla." » "literatura arabe e isla.", "literatura arte e isla.", "literature arab e isla.", "literatura arabes e islas.", "literatura arabes de isla.", "literatura arabes e isela."
"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 arabes del islam.", "literatura arabes e islasm.", "literatura arabes de islam.", "literatura arabes e iselam."
"literatura e de isaac." » "literatura de de isaac.", "literatura en de isaac.", "literatura del de isaac.", "literatura y de isaac.", "literatura _ de 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 de isaac.") or ((("literatura arabes e isla.") OR ("literatura arabes e islam."))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("literatura e de isaac.") OR ((("literatura arabes e isla.") OR ("literatura arabes e islam.")))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"literatura e de isaac.\") or (((\"literatura arabes e isla.\") OR (\"literatura arabes e islam.\"))))".
• Removing quotes may allow a broader search: (( literatura e de isaac. ) or ((( literatura arabes e isla. ) OR ( literatura arabes e islam. )))).
• Adding a wildcard symbol may retrieve word variants: (("literatura e de isaac.") or ((("literatura arabes e isla.") OR ("literatura arabes e islam."))))*.