bomu[9], umbo[9], brum[9], rumb[9], umbr[9], cumo[8], boru[8], buro[8], brom[7], romb[7], moru[7],
buc[8], bum[8], umb[8], cum[7], muc[7], obu[7], bru[7], bur[7], cob[6], bom[6], mob[6], cru[6], mru[6], mur[6], rum[6], com[5], moc[5], bor[5], rob[5], oru[5], mor[4],
bu[6], mu[5], bo[4], co[3], om[3], or[2], ro[2],
