buce[9], enbu[8], webu[8], suce[7], wuce[7], scen[5], news[4],
bub[9], buc[8], bun[7], bus[7], ecu[6], ben[5], esu[5], snu[5], web[5], wun[5], suw[5], cen[4], cne[4], ces[4], cew[4], sen[3], wen[3], swe[3],
bu[6], be[4], nu[4], su[4], wu[4], ce[3], en[2], es[2], se[2], ew[2], we[2],
