kefie[10], kwefi[10],
efów[12], kwef[9], efie[8], weki[5], wiek[5], ewie[4],
fik[8], fee[7], kei[4], kie[4], wek[4], kwi[4], ewe[3], wie[3],
ef[6], fe[6], fi[6], ów[6], ki[3], ee[2], ew[2], we[2], iw[2],
