efeb[10], sfen[8], bece[7], esce[5], scen[5],
fee[7], fen[7], nef[7], fes[7], łeb[7], ceł[6], bee[5], ben[5], cen[4], cne[4], ces[4], sen[3],
ef[6], fe[6], be[4], eł[4], ce[3], ee[2], en[2], es[2], se[2],
