fere[8], free[8], crep[6], erce[5],
pfe[8], fee[7], ref[7], ceł[6], peł[6], cep[5], cer[4], per[4], rep[4],
ef[6], fe[6], eś[6], eł[4], ce[3], pe[3], ee[2], er[2], re[2],