a-a a-c aaa aac aah aak aau ac- aca acc ach ack acu aha ahc ahh ahk ahu aka akc akh akk aku au- aua auc auh auk c-- caa cac cah cak cau cca ccc cch cck ccu ch- cha chc chh chk chu cka ckc ckh cua cuc cuh cuk cuu haa hac hah hak hau hca hcc hch hck hha hhc hhh hhk hhu hka hkh hkk hku hua huc huh huk huu ka- kaa kac kah kak kau kca kcc kch kck kcu kha khh khk khu kkc kkh kkk kku kuc kuh kuk kuu ua- uaa uac uah uak uau uca ucc uch uck ucu uha uhc uhh uhu uka ukc ukk uku uua uuc uuu