dong[7], hond[7], dhow[7], gnoz[6], zgon[6], donn[5], down[5], zond[5],
dog[6], gon[5], gzo[5], dno[4], don[4], doz[4], non[3], won[3], zon[3],
go[4], ho[4], oh[4], do[3], od[3], no[2], on[2], oz[2],
