a-a a-c aaa aac aah aak aao aar aay ac- aca acc ach ack aco acr acy aha ahc ahh ahk aho ahr ahy aka akc akh akk ako akr aoa aoc aoh aok aoo aor ar- ara arc arh ark aro arr ary ay- aya ayc ayh ayk ayo ayr c-- caa cac cah cak cao car cay cca ccc cch cck cco ccr ch- cha chc chh chk cho chr chy cka ckc ckh cko cky co- coa coc coh cok coo cor coy cra crc crh crk cro crr cry cya cyc cyk cyo cyr haa hac hah hak hao har hay hca hcc hch hck hco hcr hcy hha hhc hhh hhk hho hhr hhy hka hkh hkk hko hkr hoa hoc hoh hok hoo hor hoy hr- hra hrc hrh hrk hro hrr hy- hya hyc hyh hyo hyr hyy ka- kaa kac kah kak kao kar kay kca kcc kch kck kcr kha khh khk kho khr kkc kkh kkk kkr kky koa koc koh kok koo kor koy kra krc krk kro krr kry kya kyc kyo kyr oaa oac oah oak oao oar oc- oca occ och ock oco ocr oha ohc ohh oho ohr oka okc okk oko okr oo- ooa ooc ooh ook ooo oor or- ora orc orh ork oro orr ory oya oyo ra- raa rac rah rak rao rar ray rca rcc rch rco rcr rh- rha rhc rhh rho rhr rkc rkk rko rky roa roc roh rok roo ror roy rra rrc rrh rrk rrr ry- rya ryc ryk ryo ryr ryy yaa yac yah yak yao yar yay yca ycc ych yco ycy yha yhc yka ykk yoc yok yoo yor yoy yra yrc yro yyc yyy