kwef[9], włok[7], kwok[6], weko[5],
fok[8], efo[7], kek[5], kok[5], eko[4], wek[4], kwo[4], wok[4], ewo[3], owe[3], wow[3],
ef[6], fe[6], eł[4], ko[3], ok[3], eo[2], ew[2], we[2],