I have had both http://w3schools.com http://w3schools.com and http://www.w3schools.com http://www.w3schools.com in my block list for months, but w3schools still

I have had both http://w3schools.com http://w3schools.com and http://www.w3schools.com http://www.w3schools.com in my block list for months, but w3schools still show up in my search results, and with www and not wwww or www1 or something like that. :-(