byaus cyaus5 dyau eyaus fyaus5
0obus5 1obu 2obus 3obus5 4obu
pfcu qfcus rfcus5 sfcu tfcus
e6cus f6cus5 g6cu h6cus i6cus5
3wdus5 4wdu 5wdus 6wdus5 7wdu