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