a-a a-b a-c aaa aab aac aad aae aag aaj aak aas aau ab- aba abb abc abd abe abg abj abk abs abu ac- aca acb acc acd ace acg acj ack acs acu ad- ada adb adc add ade adg adj adk ads adu aea aeb aec aed aee aeg aej aek aes aeu ag- aga agb agc agd age agg agj agk ags agu aja ajb ajc ajd aje ajj ajk ajs aju aka akb akc akd ake akg akj akk aks aku as- asa asb asc asd ase asg asj ask ass asu au- aua aub auc aud aue aug auj auk aus b-u baa bab bac bad bae bag baj bak bas bau bba bbb bbc bbd bbe bbg bbk bbs bbu bca bcb bcc bcd bce bcg bcj bck bcs bcu bda bdb bdc bdd bde bdg bdj bdk bds bdu be- bea beb bec bed bee beg bek bes beu bga bgb bgc bgd bge bgg bgk bgs bgu bja bjc bjd bjg bjj bjk bjs bju bka bkb bkc bke bkg bkk bks bsa bsb bsc bsd bse bsg bsj bsk bss bsu bua bub buc bud bue bug buj buk bus buu c-- c-j caa cab cac cad cae cag caj cak cas cau cba cbb cbc cbd cbe cbg cbj cbk cbs cbu cca ccb ccc ccd cce ccg ccj cck ccs ccu cda cdb cdc cdd cde cdg cdj cdk cds cdu ce- cea ceb cec ced cee ceg cej cek ces ceu cga cgb cgc cgd cge cgg cgs cgu cja cjb cjc cjd cjg cjk cjs cka ckb ckc ckd cks csa csb csc csd cse csg csj csk css csu cua cub cuc cud cue cug cuk cus cuu daa dab dac dad dae dag daj dak das dau dba dbb dbc dbd dbe dbg dbk dbs dbu dca dcb dcc dcd dce dcg dck dcs dcu dda ddb ddc ddd dde ddg ddk dds ddu de- dea deb dec ded dee deg dej dek des deu dga dgc dgd dge dgg dgk dgs dgu dj- dja djb djc djd dje djg djk djs dka dkb dkc dke dkg dkk dks dku dsa dsb dsc dsd dse dsg dsj dsk dss dsu dua dub duc dud due dug duk dus eaa eab eac ead eae eag eaj eak eas eau eba ebb ebc ebd ebe ebg ebj ebk ebs ebu ec- eca ecb ecc ecd ece ecg ecj eck ecs ecu ed- eda edb edc edd ede edg edj edk eds edu eea eeb eec eed eee eeg eek ees ega egb egc egd ege egg egs egu eja ejc ejd eju eka ekb ekc ekd eke ekg eks eku es- esa esb esc esd ese esg esk ess esu eu- eua eub euc eud eue eug euj eus g-d gaa gab gac gad gae gag gaj gak gas gau gba gbc gbd gbe gbg gbj gbk gbs gbu gca gcb gcc gcd gce gcg gck gcs gcu gda gdb gdc gdd gde gdk gds gdu ge- gea geb gec ged gee geg gek ges geu gga ggb ggc ggd ggg ggj ggs ggu gja gjc gje gjg gka gkb gkd gks gsa gsb gsc gsd gse gsg gsj gsk gss gsu gu- gua gub guc gud gue gug guj guk gus guu j-d jaa jab jac jad jae jag jaj jak jas jau jba jbc jbg jbj jbk jbs jbu jca jcb jcc jcd jce jck jcs jcu jda jdb jdc jde jdg jds jea jeb jec jed jee jeg jej jek jes jeu jga jgb jge jgs jgu jja jjb jjc jjg jjj jjk jjs jju jka jkb jkk jks jku jsa jsb jsc jsd jse jsg jsj jsk jss jsu jub jud jue jug juk jus ka- kaa kab kac kad kae kag kaj kak kas kau kba kbb kbc kbd kbe kbk kbs kbu kca kcb kcc kcd kce kcg kck kcs kcu kda kdb kdc kde kdg kdk kds kdu ke- kea keb kec ked kee keg kek kes kga kgb kgc kgd kgs kgu kjb kjc kje kjs kju kkb kkc kke kkk kks kku ksa ksb ksc ksd kse ksg ksk kss ksu kub kuc kud kue kug kuj kuk kus kuu saa sab sac sad sae sag saj sak sas sau sba sbb sbc sbd sbe sbg sbj sbk sbs sbu sca scb scc scd sce scg scj sck scs scu sda sdb sdc sdd sde sdg sdj sdk sds sdu se- sea seb sec sed see seg sej sek ses seu sga sgb sgc sgd sge sgg sgk sgs sgu sja sjb sjc sjd sje sjj sjk sjs sju sk- ska skb skc skd ske skg skj skk sks sku ss- ssa ssb ssc ssd sse ssg ssj ssk sss ssu sua sub suc sud sue sug suk sus suu ua- uaa uab uac uad uae uag uaj uak uas uau uba ubb ubc ube ubg ubk ubs ubu uca ucb ucc ucd uce ucg ucj uck ucs ucu uda udb udc udd ude udg udj udk uds udu uea ueb uec ued uee ueg ues uga ugb ugc uge ugg ugk ugs ugu ujc ujs uka ukb ukc uke ukk uku usa usb usc usd use usg usj usk uss usu uua uuc uue uug uus uuu