a-a a-b aaa aab aag aah aak aan aao aas aav ab- aba abb abg abh abk abn abo abs abv ag- aga agb agg agh agk agn ago ags agv aha ahb ahg ahh ahk ahn aho ahs ahv aka akb akg akh akk akn ako aks akv an- ana anb ang anh ank ann ano ans anv aoa aob aog aoh aok aon aoo aos aov as- asa asb asg ash ask asn aso ass asv av- ava avb avg avh avk avn avo avs baa bab bag bah bak ban bao bas bav bba bbb bbg bbh bbk bbn bbo bbs bga bgb bgg bgh bgk bgn bgo bgs bgv bha bhb bhg bhh bhk bho bhs bhv bka bkb bkg bkk bkn bko bks bkv bna bnb bng bnk bnn bno bns bnv boa bob bog boh bok bon boo bos bov bsa bsb bsg bsh bsk bsn bso bss bsv bva bvb bvg bvh bvk bvn bvo bvs bvv gaa gab gag gah gak gan gao gas gav gba gbg gbh gbk gbn gbo gbs gbv gga ggb ggg ggh ggn ggo ggs ggv gha ghb ghg ghh ghn gho ghs gka gkb gkh gkn gko gks gna gnb gnn gno gns gnv goa gob gog goh gok gon goo gos gov gsa gsb gsg gsk gsn gso gss gsv gva gvb gvg gvh gvk gvn gvo gvs haa hab hag hah hak han hao has hav hba hbb hbg hbh hbk hbn hbo hbs hbv hga hgb hgg hgh hgk hgn hgo hgs hgv hha hhb hhg hhh hhk hhn hho hhs hhv hka hkb hkg hkh hkk hkn hko hks hna hnb hng hnh hnk hnn hno hns hnv hoa hob hog hoh hok hon hoo hos hov hsa hsb hsg hsh hsk hsn hss hsv hv- hva hvb hvg hvk hvn hvo hvs hvv ka- kaa kab kag kah kak kan kao kas kav kba kbb kbh kbk kbn kbo kbs kga kgb kgh kgo kgs kgv kha khh khk khn kho khs khv kkb kkh kkk kkn kks kkv kn- kna kng knk knn kno koa kob kog koh kok kon koo kos ksa ksb ksg ksh ksk ksn kso kss ksv kva kvb kvh kvk kvn kvo kvs kvv naa nab nag nah nak nan nao nas nav nba nbb nbg nbk nbn nbo nbs nbv nga ngb ngg ngh ngk ngn ngo ngs nha nhb nhg nhh nhk nhn nhs nhv nka nkk nkn nko nks nna nnb nng nnh nnk nnn nno nns nnv no- noa nob nog noh nok non noo nos nov nsa nsb nsg nsh nsk nsn nso nss nsv nva nvb nvg nvh nvk nvn nvv oaa oab oag oah oak oan oao oas oav ob- oba obb obg obh obk obn obo obs obv oga ogg ogh ogn ogo ogs oha ohg ohh ohn oho ohs oka okb okg okk oko oks on- ona onb ong onh onk onn ono ons oo- ooa oob oog ooh ook oon ooo oos oov os- osa osb osg osh osk osn oso oss osv ov- ova ovb ovh ovo ovs ovv saa sab sag sah sak san sao sas sav sba sbb sbg sbh sbk sbn sbo sbs sbv sga sgb sgg sgh sgk sgn sgo sgs sgv sh- sha shb shg shh shk shn sho shs shv sk- ska skb skg skh skk sko sks sna snb sng snk snn sno sns snv soa sob sog soh sok son soo sos sov ss- ssa ssb ssg ssh ssk ssn sso sss ssv sva svb svg svk svn svo svs svv v-a vaa vab vag vah vak van vao vas vav vba vbg vbh vbk vbo vbs vbv vga vgg vgh vgn vgo vgs vh- vha vhb vho vhs vka vkb vkg vn- vna vng vno vns vnv voa vob vog voh vok von voo vos vov vsa vsb vsg vsh vsk vsn vso vss vsv vva vvb vvg vvo vvs vvv