a-a a-b a-c aaa aab aac aag aah aam aar aas aau ab- aba abb abc abg abh abm abr abs abu ac- aca acb acc acg ach acm acr acs acu ag- aga agb agc agg agh agm agr ags agu aha ahb ahc ahg ahh ahm ahr ahs ahu ama amb amc amg amh amm amr ams amu ar- ara arb arc arg arh arm arr ars aru as- asa asb asc asg ash asm asr ass asu au- aua aub auc aug auh aum aur aus b-u baa bab bac bag bah bam bar bas bau bba bbb bbc bbg bbh bbm bbr bbs bbu bca bcb bcc bcg bch bcm bcr bcs bcu bga bgb bgc bgg bgh bgm bgr bgs bgu bha bhb bhc bhg bhh bhm bhr bhs bhu bma bmb bmc bmg bmh bmm bmr bms bmu bra brb brg brh brm brr brs bru bsa bsb bsc bsg bsh bsm bsr bss bsu bua bub buc bug buh bum bur bus buu c-- caa cab cac cag cah cam car cas cau cba cbb cbc cbg cbh cbm cbr cbs cbu cca ccb ccc ccg cch ccm ccr ccs ccu cga cgb cgc cgg cgh cgm cgr cgs cgu ch- cha chb chc chg chh chm chr chs chu cma cmb cmc cmg cmh cmm cmr cms cmu cra crb crc crg crh crm crr crs cru csa csb csc csg csh csm csr css csu cua cub cuc cug cuh cum cur cus cuu gaa gab gac gag gah gam gar gas gau gba gbc gbg gbh gbm gbr gbs gbu gca gcb gcc gcg gch gcm gcr gcs gcu gga ggb ggc ggg ggh ggm ggr ggs ggu gha ghb ghc ghg ghh ghr ghs gma gmb gmc gmg gmh gmm gmr gms gra grb grc grg grh grm grr grs gru gsa gsb gsc gsg gsm gsr gss gsu gu- gua gub guc gug gum gur gus guu haa hab hac hag hah ham har has hau hba hbb hbc hbg hbh hbm hbr hbs hbu hca hcb hcc hcg hch hcm hcr hcs hga hgb hgc hgg hgh hgm hgr hgs hgu hha hhb hhc hhg hhh hhm hhr hhs hhu hma hmb hmc hmg hmh hmm hmr hms hmu hr- hra hrb hrc hrg hrh hrm hrr hrs hru hsa hsb hsc hsg hsh hsm hsr hss hsu hua hub huc hug huh hum hur hus huu m-r maa mab mac mag mah mam mar mas mau mba mbb mbc mbg mbh mbm mbr mbs mbu mc- mca mcb mcc mcg mch mcm mcr mcs mcu mga mgb mgc mgh mgm mgr mgs mgu mha mhc mhg mhh mhm mhr mhs mhu mma mmb mmc mmg mmh mmm mmr mms mmu mra mrb mrc mrg mrh mrm mrr mrs mru msa msb msc msg msh msm msr mss msu mua mub muc mug muh mum mur mus muu ra- raa rab rac rag rah ram rar ras rau rba rbb rbc rbg rbh rbm rbr rbs rbu rca rcb rcc rcg rch rcm rcr rcs rcu rga rgb rgc rgg rgh rgr rgs rh- rha rhb rhc rhg rhh rhm rhr rhs rhu rma rmb rmc rmg rmh rmm rmr rms rra rrb rrc rrg rrh rrm rrr rrs rru rsa rsb rsc rsg rsh rsm rsr rss rsu rua rub ruc rug ruh rum rur rus ruu saa sab sac sag sah sam sar sas sau sba sbb sbc sbg sbh sbm sbr sbs sbu sca scb scc scg sch scm scr scs scu sga sgb sgc sgg sgh sgm sgr sgs sgu sh- sha shb shc shg shh shm shr shs shu sma smb smc smg smh smm smr sms smu sr- sra srb src srg srh srm srr srs ss- ssa ssb ssc ssg ssh ssm ssr sss ssu sua sub suc sug suh sum sur sus suu ua- uaa uab uac uag uah uam uar uas uau uba ubb ubc ubg ubh ubr ubs ubu uca ucb ucc ucg uch ucm ucr ucs ucu uga ugb ugc ugg ugh ugm ugr ugs ugu uha uhb uhc uhh uhm uhr uhs uhu um- uma umb umc umg umh umm umr ums umu ur- ura urb urc urg urm urr urs uru usa usb usc usg ush usm usr uss usu uua uuc uug uum uur uus uuu

a-ha aaaa aaab aaac aaah aaam aaar aaas aaba aabb aabc aabh aabm aaca aacb aacc aach aacm aacr aacs aacu aagh aaha aahs aama aamb aamc aamr aams aara aarc aarm aars aaru aasa aasc aasm aass aasu aaus abaa abab abac abag abam abar abas abau abb- abba abbb abbr abbs abca abcb abcc abch abcr abcs abha abhm abhr abhs abma abmb abmc abms abra abrc abrs abs- absa abss absu abua abug abum abus acaa acab acac acag acar acas acba acca accc acch accm accs accu acga acgr acgs acha achh achr achs achu acma acmc acmg acmh acms acmu acr- acra acrc acrm acrr acrs acsa acsc acsm acss acu- acum acur acus agac agag agam agar agas agau agba agca agcc agga aggu agha aghs agma agmc agms agra agsa agsg agsm agsu agua agur agus ahab ahac ahah aham ahar ahas ahau ahha ahhs ahmc ahms ahra ahrc ahrr ahrs ahsa ahss ahua ahug ahum ahus amaa amac amag amah amam amar amas amb- amba ambr ambs ambu amca amcc amcs amga amhs amm- amma ammu amra amrc amsa amsc amss amua amum amur arab arac arag arah aram arar aras arau arba arbh arbs arc- arca arch arcm arcs arga argb argh args arh- arhs arma armc armh armm arms armu arr- arra arrc arrg arrh arrr arrs arru ars- arsa arsc arsu arua arub arug arum asaa asab asac asag asah asam asar asas asau asba asbm asbu asc- asca ascb ascc asch ascr asha ashs ashu asma asmm asmr asms asra asrc asrg asrm asrs asru