foce[9], cewi[5], wice[5], wiec[5], cewo[5], owce[5], woce[5], owco[5], owoc[5],
cif[8], efo[7], cie[4], cew[4], wic[4], wie[3], ewo[3], owe[3], iwo[3], owi[3], wio[3], owo[3],
ef[6], fe[6], fi[6], ce[3], ci[3], co[3], eo[2], ew[2], we[2], iw[2],
