a-a a-c aaa aac aad aah aak aao aay ac- aca acc acd ach ack aco acy ad- ada adc add adh adk ado ady aha ahc ahd ahh ahk aho ahy aka akc akd akh akk ako aoa aoc aod aoh aok aoo ay- aya ayc ayd ayh ayk ayo c-- caa cac cad cah cak cao cay cca ccc ccd cch cck cco cda cdc cdd cdh cdk cdo cdy ch- cha chc chd chh chk cho chy cka ckc ckd ckh cko cky co- coa coc cod coh cok coo coy cya cyc cyd cyk cyo daa dac dad dah dak dao day dca dcc dcd dck dco dda ddc ddd ddh ddk ddo ddy dh- dha dhc dhd dhh dhk dho dka dkc dkk dko doa doc dod doh dok doo doy dy- dya dyc dyd dyk dyo dyy haa hac had hah hak hao hay hca hcc hcd hch hck hco hcy hda hdc hdd hdh hdk hdo hdy hha hhc hhd hhh hhk hho hhy hka hkd hkh hkk hko hoa hoc hod hoh hok hoo hoy hy- hya hyc hyd hyh hyo hyy ka- kaa kac kad kah kak kao kay kca kcc kcd kch kck kda kdc kdh kdk kdo kdy kha khh khk kho kkc kkh kkk kky koa koc kod koh kok koo koy kya kyc kyd kyo oaa oac oad oah oak oao oc- oca occ ocd och ock oco oda odc odd odh odo oha ohc ohd ohh oho oka okc okd okk oko oo- ooa ooc ood ooh ook ooo oya oyd oyo yaa yac yad yah yak yao yay yca ycc ycd ych yco ycy yda ydo ydy yha yhc yka ykk yoc yod yok yoo yoy yyc yyy