The second-highest hand is very similar to the highest, just without the nobs. If you want more details on the counting, check out my 29 hand counting guide. The Jack must NOT be the same suit as the fives in your hand. It requires a very specific set of circumstances. Some people go their whole lives without ever getting it! The odds of getting this are 1 in around 200,000.
The top hand is, of course, the illusive 29-hand. Seven-Seven-Eight-Eight-Nine The 29 Hand: The Best There Is.