Perhaps you should try some spelling variations:
"literatura breve de isaac." » "literatura del de isaac.", "literatura e de isaac."
"literatura en de isaac." » "literatura espana de isaac."
"literatura de e islam." » "literatura de el islam.", "literatura de e islas.", "literatura de del islam.", "literatura de fe islam.", "literatura de _ islam."

You may be able to get more results by adjusting your search query.

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