-th a-a a-c a-t aaa aac aah aak aat ac- aca acc ach ack act aha ahc ahh ahk aht aka akc akh akk at- ata atc ath att c-- caa cac cah cak cat cca ccc cch cck cct ch- cha chc chh chk cht cka ckc ckh ckt cta ctc cth ctk ctt haa hac hah hak hat hca hcc hch hck hct hha hhc hhh hhk hht hka hkh hkk hkt hta htc hth htk htt k-t ka- kaa kac kah kak kat kca kcc kch kck kct kha khh khk kkc kkh kkk kkt kta ktc kth ktk ktt taa tac tah tak tat tca tcc tch tck tct th- tha thc thh thk tht tka tkc tkk tkt tta ttc tth ttk ttt