loben[9], nobel[9], noble[9], oboen[9],
lobe[8], oboe[8], oben[7], noel[6], neon[5], none[5],
bol[7], lob[7], bel[6], leb[6], beo[6], bon[6], ole[5], non[4],
ob[5], on[3], ne[2],
