a-a a-b a-c aaa aab aac aag aah aak aan aao aas aau aay ab- aba abb abc abg abh abk abn abo abs abu aby ac- aca acb acc acg ach ack acn aco acs acu acy ag- aga agb agc agg agh agk agn ago ags agu agy aha ahb ahc ahg ahh ahk ahn aho ahs ahu ahy aka akb akc akg akh akk akn ako aks aku an- ana anb anc ang anh ank ann ano ans anu any aoa aob aoc aog aoh aok aon aoo aos aou as- asa asb asc asg ash ask asn aso ass asu asy au- aua aub auc aug auh auk aun auo aus ay- aya ayc ayh ayk ayn ayo ays ayu b-u baa bab bac bag bah bak ban bao bas bau bay bba bbb bbc bbg bbh bbk bbn bbo bbs bbu bby bca bcb bcc bcg bch bck bcn bco bcs bcu bcy bga bgb bgc bgg bgh bgk bgn bgo bgs bgu bha bhb bhc bhg bhh bhk bho bhs bhu bka bkb bkc bkg bkk bkn bko bks bna bnb bnc bng bnk bnn bno bns bnu boa bob boc bog boh bok bon boo bos bou boy bsa bsb bsc bsg bsh bsk bsn bso bss bsu bsy bua bub buc bug buh buk bun buo bus buu buy by- bya byc byg byh byk byn byo bys byu c-- caa cab cac cag cah cak can cao cas cau cay cba cbb cbc cbg cbh cbk cbn cbo cbs cbu cby cca ccb ccc ccg cch cck ccn cco ccs ccu cga cgb cgc cgg cgh cgn cgo cgs cgu cgy ch- cha chb chc chg chh chk chn cho chs chu chy cka ckb ckc ckh cko cks cky cn- cna cnb cnc cng cnh cnn cno cns cnu cny co- coa cob coc cog coh cok con coo cos cou coy csa csb csc csg csh csk csn cso css csu csy cua cub cuc cug cuh cuk cun cuo cus cuu cuy cya cyb cyc cyg cyk cyn cyo cys gaa gab gac gag gah gak gan gao gas gau gay gba gbc gbg gbh gbk gbn gbo gbs gbu gby gca gcb gcc gcg gch gck gcn gco gcs gcu gga ggb ggc ggg ggh ggn ggo ggs ggu gha ghb ghc ghg ghh ghn gho ghs gka gkb gkh gkn gko gks gna gnb gnc gnn gno gns gnu goa gob goc gog goh gok gon goo gos gou goy gsa gsb gsc gsg gsk gsn gso gss gsu gu- gua gub guc gug guk gun guo gus guu guy gy- gya gyb gyn gyo gys haa hab hac hag hah hak han hao has hau hay hba hbb hbc hbg hbh hbk hbn hbo hbs hbu hby hca hcb hcc hcg hch hck hcn hco hcs hcy hga hgb hgc hgg hgh hgk hgn hgo hgs hgu hgy hha hhb hhc hhg hhh hhk hhn hho hhs hhu hhy hka hkb hkg hkh hkk hkn hko hks hku hna hnb hnc hng hnh hnk hnn hno hns hnu hny hoa hob hoc hog hoh hok hon hoo hos hou hoy hsa hsb hsc hsg hsh hsk hsn hss hsu hsy hua hub huc hug huh huk hun huo hus huu huy hy- hya hyb hyc hyg hyh hyn hyo hys hyy ka- kaa kab kac kag kah kak kan kao kas kau kay kba kbb kbc kbh kbk kbn kbo kbs kbu kca kcb kcc kcg kch kck kcn kcs kcu kga kgb kgc kgh kgo kgs kgu kgy kha khh khk khn kho khs khu kkb kkc kkh kkk kkn kks kku kky kn- kna knc kng knk knn kno knu koa kob koc kog koh kok kon koo kos kou koy ksa ksb ksc ksg ksh ksk ksn kso kss ksu kub kuc kug kuh kuk kun kus kuu kuy kya kyc kyn kyo kys kyu naa nab nac nag nah nak nan nao nas nau nay nba nbb nbc nbg nbk nbn nbo nbs nbu nca ncb ncc ncg nch nck ncn nco ncs ncu nga ngb ngc ngg ngh ngk ngn ngo ngs ngu nha nhb nhc nhg nhh nhk nhn nhs nhu nhy nka nkc nkk nkn nko nks nku nky nna nnb nnc nng nnh nnk nnn nno nns nnu no- noa nob noc nog noh nok non noo nos nou noy nsa nsb nsc nsg nsh nsk nsn nso nss nsu nsy nua nub nuc nug nuh nuk nun nuo nus nuu nuy nya nyc nyg nyk nyn nyo nys nyu nyy oaa oab oac oag oah oak oan oao oas oau ob- oba obb obc obg obh obk obn obo obs obu oby oc- oca ocb occ ocg och ock ocn oco ocs ocu oga ogc ogg ogh ogn ogo ogs ogy oha ohc ohg ohh ohn oho ohs ohu oka okb okc okg okk oko oks oku on- ona onb onc ong onh onk onn ono ons onu ony oo- ooa oob ooc oog ooh ook oon ooo oos os- osa osb osc osg osh osk osn oso oss osu ou- oua ouc ouh ouk oun ouo ous oya oyo oys saa sab sac sag sah sak san sao sas sau say sba sbb sbc sbg sbh sbk sbn sbo sbs sbu sby sca scb scc scg sch sck scn sco scs scu sga sgb sgc sgg sgh sgk sgn sgo sgs sgu sh- sha shb shc shg shh shk shn sho shs shu shy sk- ska skb skc skg skh skk sko sks sku sky sna snb snc sng snk snn sno sns snu sny soa sob soc sog soh sok son soo sos sou soy ss- ssa ssb ssc ssg ssh ssk ssn sso sss ssu sua sub suc sug suh suk sun suo sus suu suy sy- sya syb syc syg syh syk syn sys syu ua- uaa uab uac uag uah uak