sdt4 tdt4g udt4g7 vdt4 wdt4g

h4t4g i4t4g7 j4t4 k4t4g l4t4g7

6uu4g7 7uu4 8uu4g 9uu4g7 avu4

vlv4 wlv4g xlv4g7 ylv4 zlv4g

kcw4g lcw4g7 mcw4 ncw4g ocw4g7