hub[9], pub[8], phu[8], puh[8], hau[7], uha[7], obu[7], hep[6], hop[6], opu[6], aha[5], abo[5], boa[5], oba[5], hao[5], aua[5],
bu[6], hu[6], ba[4], be[4], ha[4], eh[4], he[4], bo[4], ho[4], oh[4], au[4], pa[3], pe[3], op[3], po[3], aa[2], eo[2],
