LanguageTool has limited support for using Google's n-gram data to find spelling errors. It only uses 3-grams, and only for a list of commonly confused words. I

LanguageTool has limited support for using Google's n-gram data to find spelling errors. It only uses 3-grams, and only for a list of commonly confused words. I'm not aware of any Free Software that does better. http://wiki.languagetool.org/finding-errors-using-n-gram-data http://wiki.languagetool.org/finding-errors-using-n-gram-dat...