nudno[8], onuco[8], donno[6],
cudo[8], onuc[7], nudo[7], codo[6], donn[5], nono[4],
cud[7], dnu[6], nud[6], duo[6], udo[6], cod[5], doc[5], noc[4], dno[4], don[4], odo[4], non[3], ono[3],
ud[5], nu[4], co[3], do[3], od[3], no[2], on[2],
