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