buce[9], buny[9], enbu[8], bece[7], ceny[6],
buź[15], buc[8], bun[7], ecu[6], bee[5], ben[5], cny[5], cyn[5], cen[4], cne[4],
bu[6], by[5], be[4], nu[4], ce[3], ny[3], ee[2], en[2],
