esie[4], siei[4], osie[4], ezie[4], ozie[4], ozoi[4],
eis[3], sie[3], osi[3], sio[3], soi[3], oso[3], ezo[3], zoo[3], zis[3],
ee[2], ii[2], eo[2], es[2], se[2], si[2], os[2], ez[2], ze[2], oz[2],
