Perhaps you should try some spelling variations:
"literatura arabes de isaac." » "literatura arabe de isaac.", "literatura arte de isaac.", "literature arab de isaac.", "literatura arabes e isaac.", "literatura arabes y isaac."
"literatura e e islams." » "literatura en e islams.", "literatura del e islams.", "literatura e e islas.", "literatura e e islam.", "literatura e el islam.", "literatura de e islams.", "literatura e de islams.", "literatura el e islams."
"literatura de fe isla." » "literatura de de isla.", "literatura de e isla.", "literatura de de 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 fe isla.") or ("literatura e e islams."))) or ("literatura arabes de isaac."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("literatura de fe isla.") OR ("literatura e e islams."))) OR ("literatura arabes de isaac.")).
• Removing quotes may allow a broader search: (((( literatura de fe isla. ) or ( literatura e e islams. ))) or ( literatura arabes de isaac. )).
• Adding a wildcard symbol may retrieve word variants: (((("literatura de fe isla.") or ("literatura e e islams."))) or ("literatura arabes de isaac."))*.