orca[8], bora[7], born[7], barn[6], narb[6], barr[6], narr[4],
cab[8], abo[6], boa[6], bon[6], car[6], bor[6], ban[5], bar[5], brr[5], ran[3], rar[3],
ob[5], ab[4], on[3], an[2], na[2], ar[2],
