cug[8], dug[8], cud[7], gid[6], dog[6], idu[6], duo[6], udo[6], cod[5], doc[5], goi[5], ogi[5], doi[4], ido[4],
gu[6], ud[5], go[4], ci[3], id[3], co[3], do[3], od[3],