-er a-a a-b a-c aaa aab aac aad aae aag aak aar aas aau ab- aba abb abc abd abe abg abk abr abs abu ac- aca acb acc acd ace acg ack acr acs acu ad- ada adb adc add ade adg adk adr ads adu aea aeb aec aed aee aeg aek aer aes aeu ag- aga agb agc agd age agg agk agr ags agu aka akb akc akd ake akg akk akr aks aku ar- ara arb arc ard are arg ark arr ars aru as- asa asb asc asd ase asg ask asr ass asu au- aua aub auc aud aue aug auk aur aus b-u baa bab bac bad bae bag bak bar bas bau bba bbb bbc bbd bbe bbg bbk bbr bbs bbu bca bcb bcc bcd bce bcg bck bcr bcs bcu bda bdb bdc bdd bde bdg bdk bdr bds bdu be- bea beb bec bed bee beg bek ber bes beu bga bgb bgc bgd bge bgg bgk bgr bgs bgu bka bkb bkc bke bkg bkk bkr bks bra brb brd bre brg brk brr brs bru bsa bsb bsc bsd bse bsg bsk bsr bss bsu bua bub buc bud bue bug buk bur bus buu c-- caa cab cac cad cae cag cak car cas cau cba cbb cbc cbd cbe cbg cbk cbr cbs cbu cca ccb ccc ccd cce ccg cck ccr ccs ccu cda cdb cdc cdd cde cdg cdk cdr cds cdu ce- cea ceb cec ced cee ceg cek cer ces ceu cga cgb cgc cgd cge cgg cgr cgs cgu cka ckb ckc ckd cks cra crb crc crd cre crg crk crr crs cru csa csb csc csd cse csg csk csr css csu cua cub cuc cud cue cug cuk cur cus cuu daa dab dac dad dae dag dak dar das dau dba dbb dbc dbd dbe dbg dbk dbr dbs dbu dca dcb dcc dcd dce dcg dck dcr dcs dcu dda ddb ddc ddd dde ddg ddk ddr dds ddu de- dea deb dec ded dee deg dek der des deu dga dgc dgd dge dgg dgk dgr dgs dgu dka dkb dkc dke dkg dkk dkr dks dku dra drb drc drd dre drg drk drr drs dru dsa dsb dsc dsd dse dsg dsk dsr dss dsu dua dub duc dud due dug duk dur dus eaa eab eac ead eae eag eak ear eas eau eba ebb ebc ebd ebe ebg ebk ebr ebs ebu ec- eca ecb ecc ecd ece ecg eck ecr ecs ecu ed- eda edb edc edd ede edg edk edr eds edu eea eeb eec eed eee eeg eek eer ees ega egb egc egd ege egg egr egs egu eka ekb ekc ekd eke ekg ekr eks eku era erb erc erd ere erg erk err ers eru es- esa esb esc esd ese esg esk esr ess esu eu- eua eub euc eud eue eug eur eus g-d gaa gab gac gad gae gag gak gar gas gau gba gbc gbd gbe gbg gbk gbr gbs gbu gca gcb gcc gcd gce gcg gck gcr gcs gcu gda gdb gdc gdd gde gdk gdr gds gdu ge- gea geb gec ged gee geg gek ger ges geu gga ggb ggc ggd ggg ggr ggs ggu gka gkb gkd gks gra grb grc grd gre grg grk grr grs gru gsa gsb gsc gsd gse gsg gsk gsr gss gsu gu- gua gub guc gud gue gug guk gur gus guu ka- kaa kab kac kad kae kag kak kar kas kau kba kbb kbc kbd kbe kbk kbr kbs kbu kca kcb kcc kcd kce kcg kck kcr kcs kcu kda kdb kdc kde kdg kdk kdr kds kdu ke- kea keb kec ked kee keg kek ker kes kga kgb kgc kgd kgs kgu kkb kkc kke kkk kkr kks kku kra krc krd krg krk krr krs kru ksa ksb ksc ksd kse ksg ksk ksr kss ksu kub kuc kud kue kug kuk kur kus kuu ra- raa rab rac rad rae rag rak rar ras rau rba rbb rbc rbd rbe rbg rbk rbr rbs rbu rca rcb rcc rcd rce rcg rcr rcs rcu rda rdb rdc rdd rde rdg rdr rds rdu re- rea reb rec red ree reg rek rer res reu rga rgb rgc rgd rge rgg rgk rgr rgs rkb rkc rke rkg rkk rks rku rra rrb rrc rrd rrg rrk rrr rrs rru rsa rsb rsc rsd rse rsg rsk rsr rss rsu rua rub ruc rud rue rug ruk rur rus ruu saa sab sac sad sae sag sak sar sas sau sba sbb sbc sbd sbe sbg sbk sbr sbs sbu sca scb scc scd sce scg sck scr scs scu sda sdb sdc sdd sde sdg sdk sdr sds sdu se- sea seb sec sed see seg sek ser ses seu sga sgb sgc sgd sge sgg sgk sgr sgs sgu sk- ska skb skc skd ske skg skk skr sks sku sr- sra srb src srd sre srg srk srr srs ss- ssa ssb ssc ssd sse ssg ssk ssr sss ssu sua sub suc sud sue sug suk sur sus suu ua- uaa uab uac uad uae uag uak uar uas uau uba ubb ubc ube ubg ubk ubr ubs ubu uca ucb ucc ucd uce ucg uck ucr ucs ucu uda udb udc udd ude udg udk udr uds udu uea ueb uec ued uee ueg uer ues uga ugb ugc uge ugg ugk ugr ugs ugu uka ukb ukc uke ukk ukr uku ur- ura urb urc urd ure urg urk urr urs uru usa usb usc usd use usg usk usr uss usu uua uuc uue uug uur uus uuu

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