codo[6], donn[5], down[5], owco[5], owoc[5], wodo[5], nono[4], nowo[4],
cod[5], doc[5], noc[4], dno[4], don[4], odo[4], non[3], ono[3], won[3], owo[3],
co[3], do[3], od[3], no[2], on[2],
