dudy[9], dudo[8], nudy[8], nudo[7], dony[6], dyno[6], dyon[6],
dud[7], dnu[6], nud[6], duo[6], udo[6], dny[5], dyn[5], ody[5], dno[4], don[4],
ud[5], nu[4], do[3], od[3], ny[3], no[2], on[2],
