beos[7], bede[6], deze[6], deos[5], dose[5], odes[5], sode[5],
beo[6], dez[5], deo[4], ode[4], dos[4], ods[4], sod[4], des[3], see[3],
ob[5], do[3], od[3], os[3], so[3], es[2],
