a-a a-b aaa aab aah aak aam aao aas aav ab- aba abb abh abk abm abo abs abv aha ahb ahh ahk ahm aho ahs ahv aka akb akh akk akm ako aks akv ama amb amh amk amm amo ams amv aoa aob aoh aok aom aoo aos aov as- asa asb ash ask asm aso ass asv av- ava avb avh avk avm avo avs baa bab bah bak bam bao bas bav bba bbb bbh bbk bbm bbo bbs bha bhb bhh bhk bhm bho bhs bhv bka bkb bkk bkm bko bks bkv bma bmb bmh bmk bmm bmo bms bmv boa bob boh bok bom boo bos bov bsa bsb bsh bsk bsm bso bss bsv bva bvb bvh bvk bvm bvo bvs bvv haa hab hah hak ham hao has hav hba hbb hbh hbk hbm hbo hbs hbv hha hhb hhh hhk hhm hho hhs hhv hka hkb hkh hkk hkm hko hks hma hmb hmh hmk hmm hmo hms hmv hoa hob hoh hok hom hoo hos hov hsa hsb hsh hsk hsm hss hsv hv- hva hvb hvk hvm hvo hvs hvv ka- kaa kab kah kak kam kao kas kav kba kbb kbh kbk kbm kbo kbs kha khh khk khm kho khs khv kkb kkh kkk kkm kks kkv kma kmb kmh kmk kmm kmo kms koa kob koh kok kom koo kos ksa ksb ksh ksk ksm kso kss ksv kva kvb kvh kvk kvm kvo kvs kvv m-o m-v maa mab mah mak mam mao mas mav mba mbb mbh mbk mbm mbo mbs mbv mha mhh mhk mhm mho mhs mhv mka mkb mkh mkk mkm mko mks mkv mma mmb mmh mmk mmm mmo mms mmv moa mob moh mok mom moo mos mov msa msb msh msk msm mso mss msv mva mvb mvm mvo mvs mvv oaa oab oah oak oam oao oas oav ob- oba obb obh obk obm obo obs obv oha ohh ohm oho ohs oka okb okk oko oks om- oma omb omh omm omo oms omv oo- ooa oob ooh ook oom ooo oos oov os- osa osb osh osk osm oso oss osv ov- ova ovb ovh ovo ovs ovv saa sab sah sak sam sao sas sav sba sbb sbh sbk sbm sbo sbs sbv sh- sha shb shh shk shm sho shs shv sk- ska skb skh skk skm sko sks sma smb smh smk smm smo sms smv soa sob soh sok som soo sos sov ss- ssa ssb ssh ssk ssm sso sss ssv sva svb svk svm svo svs svv v-a vaa vab vah vak vam vao vas vav vba vbh vbk vbm vbo vbs vbv vh- vha vhb vho vhs vka vkb vkm vm- vma vmm vmo voa vob voh vok vom voo vos vov vsa vsb vsh vsk vsm vso vss vsv vva vvb vvm vvo vvs vvv