baru[8], bura[8], beru[8], bure[8], erbu[8], bera[6], rabe[6], urea[6],
bru[7], bur[7], arb[5], bar[5], rab[5], ber[5], erb[5], reb[5], aur[5], era[3], rea[3],
bu[6], ba[4], be[4], au[4], ar[2], er[2], re[2],
