Perhaps you should try some spelling variations:
"literatura eden de isaac." » "literatura de de isaac.", "literatura en de isaac.", "literatura edad de isaac.", "literatura deden de isaac.", "literatura enden de isaac.", "literatura desden de isaac.", "literatura orden de isaac.", "literatura belen de isaac."
"literatura del de isaac." » "literatura de de isaac.", "literatura en de isaac.", "literatura del dean isaac."
"literatura e el islam." » "literatura de el islam.", "literatura en el islam.", "literatura es el islam.", "literatura e el islas.", "literatura e el isla."

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 del de isaac.") or ("literatura eden de isaac."))) or ("literatura e el islam."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("literatura del de isaac.") OR ("literatura eden de isaac."))) OR ("literatura e el islam.")).
• Removing quotes may allow a broader search: (((( literatura del de isaac. ) or ( literatura eden de isaac. ))) or ( literatura e el islam. )).
• Adding a wildcard symbol may retrieve word variants: (((("literatura del de isaac.") or ("literatura eden de isaac."))) or ("literatura e el islam."))*.