caus[7], suta[7], usta[7], scat[6], suwa[6], staw[5], swat[5],
atu[6], aut[6], tau[6], uta[6], stu[6], ust[6], tac[5], suw[5], twa[4], wat[4], swa[3], was[3],
tu[5], ut[5], au[4], su[4], wu[4], at[3], ta[3], ts[3], as[2],
