-th a-a a-c a-t aaa aac aah aak aas aat ac- aca acc ach ack acs act aha ahc ahh ahk ahs aht aka akc akh akk aks as- asa asc ash ask ass ast at- ata atc ath ats att c-- caa cac cah cak cas cat cca ccc cch cck ccs cct ch- cha chc chh chk chs cht cka ckc ckh cks ckt csa csc csh csk css cst cta ctc cth ctk cts ctt haa hac hah hak has hat hca hcc hch hck hcs hct hha hhc hhh hhk hhs hht hka hkh hkk hks hkt hsa hsc hsh hsk hss hst hta htc hth htk hts htt k-t ka- kaa kac kah kak kas kat kca kcc kch kck kcs kct kha khh khk khs kkc kkh kkk kks kkt ksa ksc ksh ksk kss kst kta ktc kth ktk kts ktt saa sac sah sak sas sat sca scc sch sck scs sct sh- sha shc shh shk shs sht sk- ska skc skh skk sks skt ss- ssa ssc ssh ssk sss sst sta stc sth stk sts stt taa tac tah tak tas tat tca tcc tch tck tcs tct th- tha thc thh thk ths tht tka tkc tkk tks tkt tsa tsc tsh tsk tss tst tta ttc tth ttk tts ttt