I just saw a link to this analysis of internet spellings of Aaarrgh on jwz’s blog. It is one of those fun uses of google, as well as an interesting look at word usage. There is also a fun flash version
When I was working on the Sydney Olympics in 2000, I was responsible for a big part of the “FanMail” delivery to Athletes from the FanMail.olympics.com website (it is long dead, don’t bother looking for it). We ended up writing a modified soundex based system, with some other hooks, after doing an analysis of mispellings from the 1998 games.