There are 1,300,925,111,156,286,160,896 ways to spell Viagra!
Rob did the math on how many variations you could easily come up with and the above number is what he came up with.
http://cockeyed.com/lessons/viagra/viagra.html
Going after the word is not the way to target the spam.
This came off the Declude forums where someone is trying to come up with all the possible combinations of Viagra.
You can see why the anti-spam people went looking for a better solution.
- Shaun