yuan[13], baum[8], bann[6], mann[6], baun[6], nuba[6], nanu[4],
bam[7], bum[7], ban[5], man[5], bau[5], mau[5], nun[3],
my[13], ny[11], ab[4], am[4], um[4], an[2], na[2], au[2], nu[2],
