sr5u tr5ud ur5ud4 vr5u wr5ud
hi6ud ii6ud4 ji6u ki6ud li6ud4
686ud4 786u 886ud 986ud4 a96u
vz7u wz7ud xz7ud4 yz7u zz7ud
kq8ud lq8ud4 mq8u nq8ud oq8ud4