More than two. But you do realise there’s a difference between not knowing how to spell a word and making a typographical error don’t you? Perhaps we should monitor your posts in future and itemise all your errors?
“Itemize.” Also, “realize.”

(The above is just a joke. Flaming is unwarranted.)
As soon as I saw the name on the e-mail I knew what it was going to be, John. But maybe I was too harsh to voltaire? No offence (or even offense) intended ;).