Perhaps you should try some spelling variations:
"literatura caribe y isla." » "literatura arabe y isla.", "literatura arte y isla.", "literatura maria y isla.", "literatura caribe e isla."
"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 de de ilam." » "literatura de de islam.", "literatura de de chilam.", "literatura de fe ilam.", "literatura de di ilam."

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