a-a a-c aaa aac aaf aak aau aay ac- aca acc acf ack acu acy af- afa afc aff afk afu afy aka akc akk aku au- aua auc auf auk ay- aya ayc ayf ayk ayu c-- caa cac caf cak cau cay cca ccc ccf cck ccu cfa cfc cff cfk cfu cka ckc cky cua cuc cuf cuk cuu cuy cya cyc cyf cyk faa fac faf fak fau fay fca fcc fcf fck fcu fcy ffa ffc fff ffk ffu ffy fka fkc fkf fkk fua fuf fuk fuu fy- fya fyc fyk ka- kaa kac kaf kak kau kay kca kcc kck kcu kfa kfc kff kfu kkc kkk kku kky kuc kuk kuu kuy kya kyc kyu ua- uaa uac uaf uak uau uay uca ucc ucf uck ucu ufa ufc uff ufu uka ukc ukf ukk uku uua uuc uuu uyc uyu yaa yac yaf yak yau yay yca ycc ycf ycu ycy yfa yfc yff yfu yka ykk yua yuk yuu yuy yyc yyf yyu yyy