buca[9], buce[9], banu[8], buna[8], nuba[8], enbu[8], bace[7], bean[6], cena[5],
buc[8], bun[7], cab[6], ecu[6], ban[5], ben[5], cna[4], cen[4], cne[4],
bu[6], ba[4], be[4], au[4], nu[4], ce[3], na[2], en[2],
