a-a a-b aaa aab aae aak aam aao aas aau aav ab- aba abb abe abk abm abo abs abu abv aea aeb aee aek aem aeo aes aeu aev aka akb ake akk akm ako aks aku akv ama amb ame amk amm amo ams amu amv aoa aob aoe aok aom aoo aos aou aov as- asa asb ase ask asm aso ass asu asv au- aua aub aue auk aum auo aus auv av- ava avb ave avk avm avo avs avu b-u baa bab bae bak bam bao bas bau bav bba bbb bbe bbk bbm bbo bbs bbu be- bea beb bee bek bem beo bes beu bev bka bkb bke bkk bkm bko bks bkv bma bmb bme bmk bmm bmo bms bmu bmv boa bob boe bok bom boo bos bou bov bsa bsb bse bsk bsm bso bss bsu bsv bua bub bue buk bum buo bus buu bva bvb bve bvk bvm bvo bvs bvu bvv eaa eab eae eak eam eao eas eau eav eba ebb ebe ebk ebm ebo ebs ebu ebv eea eeb eee eek eem eeo ees eev eka ekb eke eko eks eku ekv em- ema emb eme emk emm emo ems emu emv eo- eoa eob eoe eok eom eoo eos eou es- esa esb ese esk esm eso ess esu esv eu- eua eub eue eus euv eva evb eve evm evo evs evv ka- kaa kab kae kak kam kao kas kau kav kba kbb kbe kbk kbm kbo kbs kbu ke- kea keb kee kek kem keo kes kev kkb kke kkk kkm kks kku kkv kma kmb kme kmk kmm kmo kms kmu koa kob koe kok kom koo kos kou ksa ksb kse ksk ksm kso kss ksu ksv kub kue kuk kum kus kuu kva kvb kvk kvm kvo kvs kvv m-o m-v maa mab mae mak mam mao mas mau mav mba mbb mbe mbk mbm mbo mbs mbu mbv mea meb mee mek mem meo mes meu mev mka mkb mke mkk mkm mko mks mku mkv mma mmb mme mmk mmm mmo mms mmu mmv moa mob moe mok mom moo mos mou mov msa msb mse msk msm mso mss msu msv mua mub mue muk mum mus muu mva mvb mve mvm mvo mvs mvv oaa oab oae oak oam oao oas oau oav ob- oba obb obe obk obm obo obs obu obv oea oeb oee oem oeo oes oka okb oke okk oko oks oku om- oma omb ome omm omo oms omu omv oo- ooa oob ook oom ooo oos oov os- osa osb ose osk osm oso oss osu osv ou- oua oue ouk oum ouo ous ov- ova ovb ove ovo ovs ovv saa sab sae sak sam sao sas sau sav sba sbb sbe sbk sbm sbo sbs sbu sbv se- sea seb see sek sem seo ses seu sev sk- ska skb ske skk skm sko sks sku sma smb sme smk smm smo sms smu smv soa sob soe sok som soo sos sou sov ss- ssa ssb sse ssk ssm sso sss ssu ssv sua sub sue suk sum suo sus suu suv sva svb sve svk svm svo svs svu svv ua- uaa uab uae uak uam uao uas uau uav uba ubb ube ubk ubo ubs ubu ubv uea ueb uee uem ues uka ukb uke ukk uku um- uma umb ume umm umo ums umu uoa uob uoe uok uom uoo uos usa usb use usk usm uso uss usu usv uua uue uum uus uuu uva uvb uve uvm uvo uvs uvu uvv v-a v-e vaa vab vae vak vam vao vas vau vav vba vbk vbm vbo vbs vbv vea veb vee vek vem veo ves veu vka vkb vkm vm- vma vmm vmo vmu voa vob voe vok vom voo vos vou vov vsa vsb vse vsk vsm vso vss vsu vsv vue vuk vum vus vuv vva vvb vvm vvo vvs vvv