a-a a-c aaa aac aah aak aao aav aay ac- aca acc ach ack aco acv acy aha ahc ahh ahk aho ahv ahy aka akc akh akk ako akv aoa aoc aoh aok aoo aov av- ava avc avh avk avo avy ay- aya ayc ayh ayk ayo c-- caa cac cah cak cao cav cay cca ccc cch cck cco ccv ch- cha chc chh chk cho chv chy cka ckc ckh cko cky co- coa coc coh cok coo cov coy cva cvc cvh cvk cvo cvv cya cyc cyk cyo haa hac hah hak hao hav hay hca hcc hch hck hco hcv hcy hha hhc hhh hhk hho hhv hhy hka hkh hkk hko hoa hoc hoh hok hoo hov hoy hv- hva hvc hvk hvo hvv hvy hy- hya hyc hyh hyo hyv hyy ka- kaa kac kah kak kao kav kay kca kcc kch kck kha khh khk kho khv kkc kkh kkk kkv kky koa koc koh kok koo koy kva kvh kvk kvo kvv kya kyc kyo oaa oac oah oak oao oav oc- oca occ och ock oco ocv oha ohc ohh oho oka okc okk oko oo- ooa ooc ooh ook ooo oov ov- ova ovc ovh ovo ovv oya oyo v-a vaa vac vah vak vao vav vay vca vcc vch vco vcy vh- vha vhc vho vka voa voc voh vok voo vov voy vva vvc vvo vvv yaa yac yah yak yao yav yay yca ycc ych yco ycv ycy yha yhc yka ykk yoc yok yoo yoy yva yvo yvy yyc yyy