esik[5], eski[5], kies[5], seks[5], kiss[5], siks[5], ssie[4],
kiź[12], iże[7], kei[4], kie[4], eks[4], iks[4], isk[4], ksi[4], sik[4], ski[4], eis[3], sie[3],
że[6], iż[6], ki[3], es[2], se[2], si[2],