a-a a-c aaa aac aah aak aao aas aav aay ac- aca acc ach ack aco acs acv acy aha ahc ahh ahk aho ahs ahv ahy aka akc akh akk ako aks akv aoa aoc aoh aok aoo aos aov as- asa asc ash ask aso ass asv asy av- ava avc avh avk avo avs avy ay- aya ayc ayh ayk ayo ays c-- caa cac cah cak cao cas cav cay cca ccc cch cck cco ccs ccv ch- cha chc chh chk cho chs chv chy cka ckc ckh cko cks cky co- coa coc coh cok coo cos cov coy csa csc csh csk cso css csv csy cva cvc cvh cvk cvo cvs cvv cya cyc cyk cyo cys haa hac hah hak hao has hav hay hca hcc hch hck hco hcs hcv hcy hha hhc hhh hhk hho hhs hhv hhy hka hkh hkk hko hks hoa hoc hoh hok hoo hos hov hoy hsa hsc hsh hsk hss hsv hsy hv- hva hvc hvk hvo hvs hvv hvy hy- hya hyc hyh hyo hys hyv hyy ka- kaa kac kah kak kao kas kav kay kca kcc kch kck kcs kha khh khk kho khs khv kkc kkh kkk kks kkv kky koa koc koh kok koo kos koy ksa ksc ksh ksk kso kss ksv kva kvh kvk kvo kvs kvv kya kyc kyo kys oaa oac oah oak oao oas oav oc- oca occ och ock oco ocs ocv oha ohc ohh oho ohs oka okc okk oko oks oo- ooa ooc ooh ook ooo oos oov os- osa osc osh osk oso oss osv ov- ova ovc ovh ovo ovs ovv oya oyo oys saa sac sah sak sao sas sav say sca scc sch sck sco scs scv sh- sha shc shh shk sho shs shv shy sk- ska skc skh skk sko sks sky soa soc soh sok soo sos sov soy ss- ssa ssc ssh ssk sso sss ssv sva svc svk svo svs svv svy sy- sya syc syh syk sys v-a vaa vac vah vak vao vas vav vay vca vcc vch vco vcs vcy vh- vha vhc vho vhs vka voa voc voh vok voo vos vov voy vsa vsc vsh vsk vso vss vsv vva vvc vvo vvs vvv yaa yac yah yak yao yas yav yay yca ycc ych yco ycs ycv ycy yha yhc yhs yka ykk yoc yok yoo yos yoy ysa ysc ysk yso yss ysy yva yvo yvy yyc yys yyy