qo5t2 ro5t2d so5t to5t2 uo5t2d
ff6t2d gf6t hf6t2 if6t2d jf6t
456t 556t2 656t2d 756t 856t2
tw7t2 uw7t2d vw7t ww7t2 xw7t2d
in8t2d jn8t kn8t2 ln8t2d mn8t