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 guga gugb gugg gugh gugu guha guhr guma gumb gumm gura gurb gurg gurh gurr guru haab haag haam haar haba habu hag- haga hagg hagh haha hama hamc hamm hamr hara harc harh harm harr haru hau- haug haum hbag hbar hcbc hcca hccb hccc hcch hcgh hcmc hcmm hgah hgar hggc hhaa hhgg hhhh hmga hmhb hmmm hrac hrrc huac huah huam huba hubb huch hucu hugg hugh huhu huma humh humm hura hurr huru huub maaa maac maag maam maar maba mabu mac- maca macb macc mach macr macu maga magg magh magu maha mahr mahu mama mamc mamu mar- mara marc marg marm marr maru maua maum maur mbac mbam mbba mbca mcaa mcac mcba mcbc mcca mccc mcga mcmc mcrc mcug mgam mgga mgrm mhac mhmm mhmr mhra mmaa mmab mmac mmar mmcc mmcg mmcm mmhg mmhm mmmc mmmh mmmm mmrc mr-c mrac mrbb mrbm mrca mrcb mrcc mrmc mrrc muac muar muc- mucc much mucu muga mugg mugu muha muhr muhu muma mumm mumu mura murc murg murr muru raab raag raam raba rabb rabu rac- raca racc rach racu raga ragg ragh ragu raha rahm rahr rahu rama ramb ramm ramu rara rarb raua raub rauc raum rbbb rbbr rbgh rcac rcbc rccb rccc rcga rcgc rchb rchm rcrg rgba rhag rhau rhbg rhcg rhcm rhug rhum rmrg rrah rrmc rrrr rrum ruag ruah ruba rubb rubu ruca ruch ruga rugg rugh ruhh ruhm ruhr ruma rumb rumm rura rurc ruru uabc uaca uamc uarc uaru uaua ubac ubar ubba ubra ucam ucar ucbc ucca ucha ucmc ucrc ucua ugab ugar ugcc ugcg ugra ugur uguu uhuh umaa umac umag umar umb- umba umma ummg umra urac urau urba urca urch urga urgh urgu urma urra urrh urum urur uuuu