hord[7], horo[6], ooid[5], dior[5], odro[5], ordo[5],
hoi[5], oho[5], hor[5], rho[5], doi[4], ido[4], odo[4], odr[4], ord[4], rod[4], roi[3], oro[3],
hi[4], ho[4], oh[4], id[3], do[3], od[3], ii[2], or[2], ro[2],
