a-a a-c aaa aac aah aak aay ac- aca acc ach ack acy aha ahc ahh ahk ahy aka akc akh akk ay- aya ayc ayh ayk c-- caa cac cah cak cay cca ccc cch cck ch- cha chc chh chk chy cka ckc ckh cky cya cyc cyk haa hac hah hak hay hca hcc hch hck hcy hha hhc hhh hhk hhy hka hkh hkk hy- hya hyc hyh hyy ka- kaa kac kah kak kay kca kcc kch kck kha khh khk kkc kkh kkk kky kya kyc yaa yac yah yak yay yca ycc ych ycy yha yhc yka ykk yyc yyy