aby[6], boy[6], oby[6], hoy[6], abo[5], boa[5], oba[5], hao[5], bas[5], has[5], hes[5], asy[4], esy[4], osy[4], osa[3],
by[5], ba[4], be[4], ha[4], eh[4], he[4], bo[4], ho[4], oh[4], eo[2], as[2], es[2], se[2], os[2],