efów[12], opów[9], opie[5], piwo[5], wpoi[5],
pfe[8], pif[8], efo[7], pie[4], poi[4], piw[4], wie[3], ewo[3], owe[3], iwo[3], owi[3], wio[3],
ef[6], fe[6], fi[6], ów[6], pe[3], pi[3], op[3], po[3], eo[2], ew[2], we[2], iw[2],
