bong[8], bobo[8], bond[7], dong[7], dobo[7], dodo[6], bono[6], obon[6], nogo[6], ogon[6],
bob[7], bod[6], dog[6], bon[5], gon[5], dno[4], don[4], odo[4], ono[3],
bo[4], go[4], do[3], od[3], no[2], on[2],