bont[7], bort[7], torb[7], bron[6], zorb[6], ront[5], tron[5], norn[4],
bot[6], bon[5], bor[5], rob[5], not[4], ton[4], ort[4], rot[4], tor[4], non[3], nor[3], zon[3], orz[3],
bo[4], ot[3], to[3], no[2], on[2], or[2], ro[2], oz[2],
