ibda0n hbda0 gbda fbda0n ebda0
tkca0 skca rkca0n qkca0 pkca
4tba 3tba0n 2tba0 1tba 0tba0n
f3aa0n e3aa0 d3aa c3aa0n b3aa0
qcaa0 pcaa ocaa0n ncaa0 mcaa