2xpn2 3xpn2y 4xpn 5xpn2 6xpn2y
roqn2y soqn toqn2 uoqn2y voqn
gfrn hfrn2 ifrn2y jfrn kfrn2
55rn2 65rn2y 75rn 85rn2 95rn2y
uwsn2y vwsn wwsn2 xwsn2y ywsn