c-- ccc cch cck cco ccu ch- chc chh chk cho chu chy ckc ckh cko cky co- coc coh cok coo cou coy cuc cuh cuk cuo cuu cuy cyc cyk cyo hcc hch hck hco hcy hhc hhh hhk hho hhu hhy hkh hkk hko hku hoc hoh hok hoo hou hoy huc huh huk huo huu huy hy- hyc hyh hyo hyy kcc kch kck kcu khh khk kho khu kkc kkh kkk kku kky koc koh kok koo kou koy kuc kuh kuk kuu kuy kyc kyo kyu oc- occ och ock oco ocu ohc ohh oho ohu okc okk oko oku oo- ooc ooh ook ooo ou- ouc ouh ouk ouo oyo ucc uch uck uco ucu uhc uhh uho uhu uhy ukc ukk uku uoc uok uoo uuc uuu uyc uyo uyu ycc ych yco ycu ycy yhc yhu ykk yoc yok yoo you yoy yuh yuk yuo yuu yuy yyc yyu yyy