a-be aaaa aaab aaac aaad aaae aaam aaar aaba aabb aabc aabd aabm aaca aacb aacc aacd aace aacm aacr aacu aada aadc aade aadu aaea aaec aaem aama aamb aamc aamd aame aamr aara aarc aard aare aarm aaru abaa abab abac abad abae abam abar abau abb- abba abbb abbe abbr abca abcb abcc abcd abcr abda abdu abec abed abee aber abma abmb abmc abra abrc abua abud abue abum acaa acab acac acad acae acar acba acca accc accd acce accm accu acda acdb acdc acde acdm ace- acea acec aced acem acer acma acmc acme acmu acr- acra acrc acre acrm acrr acu- acue acum acur adaa adab adac adad adae adam adar adba adbc adcc adda addc addd adde addr addu adea adeb adee adem ader adma admb adme admr adra adre adua adub adue adur aeac aecb aede aeer aer- aera aerc aerd amaa amac amad amae amam amar amb- amba ambe ambr ambu amca amcc amda amec amed amee amer ameu amm- amma amme ammu amra amrc amua amud amum amur arab arac arad arae aram arar arau arba arbe arc- arca arce arcm arda ardc arde ardm ardu area arec ared aree arem areu arma armc armd arme armm armu arr- arra arrc arre arrr arru arua arub arud arue arum auaa aube auca auce audc aude auer auma aur- aura aurd aure baaa baad baam baar baba babb babe babm babr babu bac- baca bacc bace bada badb badd bade badr badu baed baer bama bamb bamc bame bamm bamu bar- bara barb barc bard bare barm barr baru bau- baud baum baur bbad bbau bbbb bbcm bbdd bbeb bbrc bcaa bcam bcar bcbc bcca bccc bccm bcda bcde bcec bcer bcma bcra bcru bcuc bd-r bdbc bddc bdrm bead beam bear beau beba bebb bebe beca becu beda bede bedu beeb beed beem beer bema beme bemu bera berc berd bere berm berr beru beur bmaa bmce bmdb brab brac brad brae bram brau brca brcb brce brda brdm brea breb brec bred bree brem brer brmc brrm brrr bruc brud brue brum buad buar buba bubb bube bubu buca bucc buce bucu buda budb budd bude budu buea buem buer bueu bum- buma bumb bur- bura burb burd bure burm burr buru c-cd caaa caab caac caam caba cabe cabu cac- caca cacc cace cacm cacr cada cadc cadd cade cadm cadr cadu caec caem caer caeu cama camb camc came camm cara carb carc card care carm carr cauc caum cbac cbar cbbc cbca cbcc cbce cbcm cbcr cbcu cbdb cbdc cbea cbec cbee cber cbme cbrd cbre cbrm ccaa ccab ccac ccad ccam ccar ccba ccbc ccca cccb cccc cccm cccu ccdc ccdm ccdr cced ccee ccma ccmb ccmc ccmd ccmm ccra ccrc ccre ccuc cd-e cd-r cdaa cdac cdad cdba cdda cddb cddr cdec cder cdma cdre ceac cead cear ceba cebu cec- ceca cece cecm ceda cedd cede cedu ceeb ceec ceem cema cemb ceme cemm cemr cemu cer- cera cerc cerd cere cmaa cmac cmba cmbc cmcc cmda cmdb cmdr cmea cmec cmmb cmmc cmra cmrr crab crac cram crar crau crbc crbu crca crcc crce crcr crda crdc cre- crea creb crec cred cree crem creu crmb crub crud crue crum cuau cub- cuba cubb cube cuca cucc cuce cucm cuda cude cued cuer cum- cuma cume cura curb curd cure curr daab daad daae daam daar daau daba dabb dabu daca dace dada dade dadu daeb daem daer daeu dama damb dame damm damu dara darb darc dard dare darr daru daub daud daue daum daur dbar dbcc dcbc dcca dccb dccc dccu dcdb dcma dcmu dcra dddd ddrc ddre ddub deac dead deae dear deau deba debe debu dec- deca decc decd dece deda dedd dede dedu deeb deed deem deer dem- dema demb demd deme demu der- dera derb derc dere derm derr deua deue deum deur dmaa dmab dmac dmae dmba dmcc dmcm dmdc dmea dmrb dmrc draa drab drac drad dram drar drau drba drbc drca drda drea dred dree drem drra drua drub drue drum druu duaa duab duad duar dub- duba dubb dubc dube dubu duca duce duda dudd dude dudu duer duma dumb dume dumm dura dure duru duur eaba eaca eacc eada eadb eadd eaec eama eame eara earb eard eare ebac ebam ebba ebbc ebbr ebcc ebed eber ebru ebur ecaa ecac ecad ecam ecar ecbc ecbe ecca eccb eccc ecce eccm ecdc eced ecem ecma ecra ecrc ecrm ecrr ecru ecua edac edad edam edar edca edda eddc edde eddm ede- edea edem eder edma edme edra edrm edru educ edur eeca eede eedu eeea eeee eera eerc emac emad emae emam emar emba embd embe embr emcc emer emeu emma emme emmu emra emre erad eram erau erba erbb erbe erca ercc erce erda erde ereb erec ered erem erer erma ermc erme erra errc erre erua erub eruc erum erur euba eubc eucd eude eudm euer eumc eur- eura eurc eure maaa maac maad maam maar maba mabe mabu mac- maca macb macc macd mace macr macu mada madb madc madd made maee maem maer mama mamc mame mamu mar- mara marc mard mare marm marr maru maua maud maum maur mbac mbam mbba mbca mbda mbdb mbed mcaa mcac mcad mcba mcbc mcca mccc mccd mcdc mcdd mcde mced mcmc mcrc mcrd mdac mdca mdcc mddm mdea mdma mdmc mdme mdra mdrc mdud mead mear mebe mec- meca mecc mecd mece mecr meda medb medd mede medu meed meem meer mema memc meme memr memu mer- mera merb merc merd mere merm meru meum mmaa mmab mmac mmar mmcc mmcd mmcm mmda mmdb mmdc mmea mmmc mmmd mmmm mmrc mr-c mrac mrad mrbb mrbm mrca mrcb mrcc mrce mrda mrdd mreb mred mree mrmc mrmd mrrc mrud muac muar mube muc- mucc muce mucu muda mudd mude mudu mued muee muma mume mumm mumu mura murc murd mure