q5frr r5frr2 s5fr t5frr u5frr2
fwgrr2 gwgr hwgrr iwgrr2 jwgr
4mhr 5mhrr 6mhrr2 7mhr 8mhrr
tdirr udirr2 vdir wdirr xdirr2
i4irr2 j4ir k4irr l4irr2 m4ir