c-- ccc ccn cco ccu cn- cnc cnn cno cnu cny co- coc con coo cou coy cuc cun cuo cuu cuy cyc cyn cyo ncc ncn nco ncu nnc nnn nno nnu no- noc non noo nou noy nuc nun nuo nuu nuy nyc nyn nyo nyu nyy oc- occ ocn oco ocu on- onc onn ono onu ony oo- ooc oon ooo ou- ouc oun ouo oyo ucc ucn uco ucu un- unc unn uno unu uny uoc uon uoo uuc uun uuu uyc uyo uyu ycc yco ycu ycy ynn ynu yny yoc yon yoo you yoy yun yuo yuu yuy yyc yyu yyy