a-be aaaa aaab aaac aaae aaam aaar aaba aabb aabc aabm aaca aacb aacc aace aacm aacr aacu aaea aaec aaem aage aama aamb aamc aame aamr aara aarc aare aarm aaru abaa abab abac abae abag abam abar abau abb- abba abbb abbe abbr abca abcb abcc abcr abec abee aber abma abmb abmc abra abrc abua abue abug abum acaa acab acac acae acag acar acba acca accc acce accm accu ace- acea acec acem acer acga acgr acma acmc acme acmg acmu acr- acra acrc acre acrm acrr acu- acue acum acur aeac aecb aeer aega aer- aera aerc agac agag agam agar agau agba agca agcc agce agea agee agem ager agga agge aggu agma agmc agme agra agre agua ague agur amaa amac amae amag amam amar amb- amba ambe ambr ambu amca amcc amec amee amer ameu amga amm- amma amme ammu amra amrc amua amum amur arab arac arae arag aram arar arau arba arbe arc- arca arce arcm area arec aree areg arem areu arga argb arge arma armc arme armm armu arr- arra arrc arre arrg arrr arru arua arub arue arug arum auaa aube auca auce auer auga auge auma aur- aura aure auug baaa baam baar baba babb babe babm babr babu bac- baca bacc bace baer baga bage bagg bama bamb bamc bame bamm bamu bar- bara barb barc bare barg barm barr baru bau- baug baum baur bbau bbbb bbcm bbeb bbga bbgm bbmg bbrc bbrg bcaa bcam bcar bcbc bcbg bcca bccc bccm bcec bcer bcma bcra bcru bcuc beag beam bear beau beba bebb bebe beca becu beeb beeg beem beer bega begg begu bema beme bemu bera berc bere berg berm berr beru beur bgca bmaa bmag bmce brab brac brae brag bram brau brca brcb brce brea breb brec bree breg brem brer brmc brrm brrr bruc brue brug brum buar buba bubb bube bubu buca bucc buce bucu buea buem buer bueu buga buge bugg bum- buma bumb bur- bura burb bure burg burm burr buru caaa caab caac caam caba cabe cabg cabu cac- caca cacc cace cacm cacr caec caem caer caeu caga cage cagg cagr cama camb camc came camm cara carb carc care carm carr cauc caum cbac cbar cbbc cbca cbcc cbce cbcm cbcr cbcu cbea cbec cbee cber cbga cbgb cbme cbre cbrm ccaa ccab ccac ccag ccam ccar ccba ccbc ccca cccb cccc cccm cccu ccee ccga ccgc ccma ccmb ccmc ccmm ccra ccrc ccre ccrg ccuc ceac cear ceba cebu cec- ceca cece cecm ceeb ceec ceem cege cema cemb ceme cemm cemr cemu cer- cera cerc cere cgac cgcc cgcg cger cgmc cmaa cmac cmba cmbc cmcc cmea cmec cmmb cmmc cmra cmrr crab crac crag cram crar crau crbc crbu crca crcc crce crcr cre- crea creb crec cree creg crem creu crmb crub crue crug crum cuau cub- cuba cubb cube cuca cucc cuce cucm cuer cuga cum- cuma cume cura curb cure curr eaba eaca eacc eaec eaga eage eama eame eara earb eare ebac ebam ebba ebbc ebbr ebcc eber ebru ebur ecaa ecac ecam ecar ecbc ecbe ecca eccb eccc ecce eccm ecem ecma ecra ecrc ecrm ecrr ecru ecua eeca eeea eeee eega eera eerc eerg egaa egae egar egba egbe egbu egcc egcg egcr egea egec egee egem eger eggb egge egma egra egre emac emae emag emam emar emba embe embr emcc emer emeu emma emme emmu emra emre eram erau erba erbb erbe erca ercc erce ereb erec erem erer erg- erga ergg erma ermc erme erra errc erre erua erub eruc erum erur euba eubc euer euge eumc eur- eura eurc eure gaar gaba gabb gabe gabr gabu gace gaea gaec gaer gaga gage gagg gagu gam- gama gamb game gamm gara garb gare garg garm garr gaua gaub gaue gaum gaur gbag gbmc gc-c gcaa gcbc gccc gcma gcmc gcrg geab gear geba gebe geca gece geer gege gegg gem- gema gemm gemr gera gerb gere germ geru geue geum gggg gmac gmer gmme gmmr grab grac grae gram grau grbr grcc grce grea greb grec gree greg grem greu grrr grua grub grue grug grum grur guaa guac guag guam guar guba gubb gubu guca guer guga gugb guge gugg gugu guma gumb gume gumm gura gurb gure gurg gurr guru maaa maac maag maam maar maba mabe mabu mac- maca macb macc mace macr macu maee maem maer maga mage magg magu mama mamc mame mamu mar- mara marc mare marg marm marr maru maua maum maur mbac mbam mbba mbca mcaa mcac mcba mcbc mcca mccc mcga mcmc mcrc mcug meag mear mebe mec- meca mecc mece mecr meem meer meg- mega mege megg megr megu mema memc meme memr memu mer- mera merb merc mere merm meru meum mgam mger mgga mgrm mmaa mmab mmac mmar mmcc mmcg mmcm mmea mmmc mmmm mmrc mr-c mrac mrbb mrbm mrca mrcb mrcc mrce mreb mree mreg mrmc mrrc muac muar mube muc- mucc muce mucu muee muga mugg mugu muma mume mumm mumu mura murc mure murg murr muru raab raag raam raba rabb rabe rabu rac- raca racc race racu raec raeg raer raga rage ragg ragu rama ramb rame ramm ramu rara rarb rare raua raub rauc raue raum rbbb rbbr rcac rcbc rccb rccc rcga rcgc rcrg rea- reac reae ream rear reau reba rebb rebe rebu reca recc rece recm recr recu reeb reem rega rege regm regr regu rema reme rera rere rerg reru reue reuu rgba rgbe rmrg rrmc rrrr rrum ruag ruba rubb rube rubu ruca ruce ruer ruga ruge rugg ruma rumb rume rumm rura rurc rure ruru uabc uaca uamc uarc uaru uaua ubac ubar ubba ubbe uber ubra ucam ucar ucbc ucca ucea ucmc ucrc ucua ueba ugab ugar ugcc ugcg ugra ugur uguu umaa umac umag umar umb- umba umbe umec umer umma ummg umra urac urau urba urbe