fosie[9], sofie[9], fosso[9], sosie[5],
foso[8], sofo[8], foss[8], osie[4], ssie[4], ossi[4],
efo[7], fes[7], fis[7], fos[7], sof[7], eis[3], sie[3], osi[3], sio[3], soi[3], oso[3], sos[3],
ef[6], fe[6], fi[6], ós[6], eo[2], es[2], se[2], si[2], os[2],
