a-a a-b a-c aaa aab aac aag aah aam aar aau ab- aba abb abc abg abh abm abr abu ac- aca acb acc acg ach acm acr acu ag- aga agb agc agg agh agm agr agu aha ahb ahc ahg ahh ahm ahr ahu ama amb amc amg amh amm amr amu ar- ara arb arc arg arh arm arr aru au- aua aub auc aug auh aum aur b-u baa bab bac bag bah bam bar bau bba bbb bbc bbg bbh bbm bbr bbu bca bcb bcc bcg bch bcm bcr bcu bga bgb bgc bgg bgh bgm bgr bgu bha bhb bhc bhg bhh bhm bhr bhu bma bmb bmc bmg bmh bmm bmr bmu bra brb brg brh brm brr bru bua bub buc bug buh bum bur buu c-- caa cab cac cag cah cam car cau cba cbb cbc cbg cbh cbm cbr cbu cca ccb ccc ccg cch ccm ccr ccu cga cgb cgc cgg cgh cgm cgr cgu ch- cha chb chc chg chh chm chr chu cma cmb cmc cmg cmh cmm cmr cmu cra crb crc crg crh crm crr cru cua cub cuc cug cuh cum cur cuu gaa gab gac gag gah gam gar gau gba gbc gbg gbh gbm gbr gbu gca gcb gcc gcg gch gcm gcr gcu gga ggb ggc ggg ggh ggm ggr ggu gha ghb ghc ghg ghh ghr gma gmb gmc gmg gmh gmm gmr gra grb grc grg grh grm grr gru gu- gua gub guc gug gum gur guu haa hab hac hag hah ham har hau hba hbb hbc hbg hbh hbm hbr hbu hca hcb hcc hcg hch hcm hcr hga hgb hgc hgg hgh hgm hgr hgu hha hhb hhc hhg hhh hhm hhr hhu hma hmb hmc hmg hmh hmm hmr hmu hr- hra hrb hrc hrg hrh hrm hrr hru hua hub huc hug huh hum hur huu m-r maa mab mac mag mah mam mar mau mba mbb mbc mbg mbh mbm mbr mbu mc- mca mcb mcc mcg mch mcm mcr mcu mga mgb mgc mgh mgm mgr mgu mha mhc mhg mhh mhm mhr mhu mma mmb mmc mmg mmh mmm mmr mmu mra mrb mrc mrg mrh mrm mrr mru mua mub muc mug muh mum mur muu ra- raa rab rac rag rah ram rar rau rba rbb rbc rbg rbh rbm rbr rbu rca rcb rcc rcg rch rcm rcr rcu rga rgb rgc rgg rgh rgr rh- rha rhb rhc rhg rhh rhm rhr rhu rma rmb rmc rmg rmh rmm rmr rra rrb rrc rrg rrh rrm rrr rru rua rub ruc rug ruh rum rur ruu ua- uaa uab uac uag uah uam uar uau uba ubb ubc ubg ubh ubr ubu uca ucb ucc ucg uch ucm ucr ucu uga ugb ugc ugg ugh ugm ugr ugu uha uhb uhc uhh uhm uhr uhu um- uma umb umc umg umh umm umr umu ur- ura urb urc urg urm urr uru uua uuc uug uum uur uuu

a-ha aaaa aaab aaac aaah aaam aaar aaba aabb aabc aabh aabm aaca aacb aacc aach aacm aacr aacu aagh aaha aama aamb aamc aamr aara aarc aarm aaru abaa abab abac abag abam abar abau abb- abba abbb abbr abca abcb abcc abch abcr abha abhm abhr abma abmb abmc abra abrc abua abug abum acaa acab acac acag acar acba acca accc acch accm accu acga acgr acha achh achr achu acma acmc acmg acmh acmu acr- acra acrc acrm acrr acu- acum acur agac agag agam agar agau agba agca agcc agga aggu agha agma agmc agra agua agur ahab ahac ahah aham ahar ahau ahha ahmc ahra ahrc ahrr ahua ahug ahum amaa amac amag amah amam amar amb- amba ambr ambu amca amcc amga amm- amma ammu amra amrc amua amum amur arab arac arag arah aram arar arau arba arbh arc- arca arch arcm arga argb argh arh- arma armc armh armm armu arr- arra arrc arrg arrh arrr arru arua arub arug arum auaa auca auch auga auma aur- aura auug baaa baah baam baar baba babb babm babr babu bac- baca bacc bach baga bagg bagh baha bahr bahu bama bamb bamc bamm bamu bar- bara barb barc barg barh barm barr baru bau- baug baum baur bbau bbbb bbch bbcm bbga bbgm bbmg bbrc bbrg bcaa bcam bcar bcbc bcbg bcca bccc bccm bcma bcra bcru bcuc bgca bhag bhar bhca bhcc bhra bhur bhuu bmaa bmag brab brac brag brah bram brau brca brcb brmc brrm brrr bruc brug bruh brum buar buba bubb bubu buca bucc buch bucu buga bugg bugh buha buhr bum- buma bumb bur- bura burb burg burh burm burr buru caaa caab caac caah caam caba cabg cabu cac- caca cacc cach cacm cacr caga cagg cagr caha cama camb camc camh camm cara carb carc carm carr cauc caum cbac cbar cbbc cbca cbcc cbcm cbcr cbcu cbga cbgb cbha cbrh cbrm ccaa ccab ccac ccag ccam ccar ccba ccbc ccca cccb cccc cccm cccu ccga ccgc ccha cchr ccma ccmb ccmc ccmm ccra ccrc ccrg ccuc cgac cgcc cgcg cgmc chaa chab chac chag chah cham char chau chca chch chcm chgb chha chmb chmc chra chrb chrc chrr chua chub chug chum chur cmaa cmac cmah cmba cmbc cmcc cmha cmhc cmhg cmmb cmmc cmra cmrr crab crac crag cram crar crau crbc crbu crca crcc crcr crmb crub crug crum cuau cub- cuba cubb cuca cucc cucm cuga cum- cuma cura curb curr gaar gaba gabb gabr gabu gach gaga gagg gagu gaha gam- gama gamb gamm gara garb garg garm garr gaua gaub gaum gaur gbag gbmc gc-c gcaa gcbc gccc gcma gcmc gcrg gggg gghg gham ghar ghug ghum gmac gmch gmhb gmmr grab grac gram grau grbr grcc grrr grua grub grug grum grur guaa guac guag guam guar guba gubb gubu guca guch