bumy[10], brum[9], rumb[9], umbr[9], bury[9], beru[8], bure[8], erbu[8], mury[8], rumy[8], rymu[8], brem[7], remu[7], bery[7], erby[7], mery[6], remy[6],
bum[8], umb[8], bru[7], bur[7], bym[7], emu[6], mru[6], mur[6], rum[6], bry[6], ryb[6], ber[5], erb[5], reb[5], rym[5], mer[4], rem[4], ery[4],
bu[6], mu[5], by[5], be[4], my[4], em[3], me[3], er[2], re[2],
