bond[7], obco[7], dobo[7], bont[7], boot[7], codo[6], bono[6], obon[6], tond[6], noto[5], tono[5],
cob[6], bod[6], bot[6], cod[5], doc[5], bon[5], noc[4], dno[4], don[4], odo[4], not[4], ton[4], oto[4], ono[3],
bo[4], co[3], do[3], od[3], ot[3], to[3], no[2], on[2],
