a-be aaaa aaab aaac aaae aaam aaar aaba aabb aabc aabm aabt aaca aacb aacc aace aacm aacr aact aacu aaea aaec aaem aama aamb aamc aame aamr aara aarc aare aarm aart aaru aata aatc aatt abaa abab abac abae abam abar abat abau abb- abba abbb abbe abbr abbt abca abcb abcc abcr abct abec abee aber abet abma abmb abmc abmt abra abrc abta abtu abua abue abum abut ac-t acaa acab acac acae acar acat acba acca accc acce accm acct accu ace- acea acec acem acer acet acma acmc acme acmu acr- acra acrc acre acrm acrr acta actc acte actt actu acu- acue acum acur acut aeac aecb aect aeer aemt aer- aera aerc aeta aetc aetr aett amaa amac amae amam amar amat amb- amba ambe ambr ambu amca amcc amec amee amer amet ameu amm- amma amme ammu amra amrc amta amtc amte amua amum amur arab arac arae aram arar arat arau arba arbe arc- arca arce arcm arct area arec aree arem aret areu arma armc arme armm armt armu arr- arra arrc arre arrr arrt arru arta artc arte artr arua arub arue arum arut at-t ataa atab atac atae atar atat atca atcc atcr atea atec atee atem ater atm- atma atme atmu atra atrc atre atrm atru atta atte attr attu atua atub atuc atum atur auaa aube auca auce auct auer auma aur- aura aure aut- aute baaa baam baar baat baba babb babe babm babr babu bac- baca bacc bace bact baer bama bamb bamc bame bamm bamu bar- bara barb barc bare barm barr bart baru bata batc bate batt batu bau- baum baur bbau bbbb bbcm bbeb bbet bbrc bcaa bcam bcar bcat bcbc bcca bccc bccm bcec bcer bcet bcma bcra bcru bctc bcuc beam bear beat beau beba bebb bebe beca becu beeb beem beer beet bema beme bemu bera berc bere berm berr bert beru beta betc bete bett betu beur bmaa bmce bmtc brab brac brae bram brat brau brca brcb brce brea breb brec bree brem brer bret brmc brrm brrr brtc bruc brue brum brut btaa btcc btec btrc btrt bttb buar buat buba bubb bube bubu buca bucc buce bucu buea buem buer bueu bum- buma bumb bur- bura burb bure burm burr burt buru but- buta bute butt caaa caab caac caam caat caba cabe cabu cac- caca cacc cace cacm cacr caec caem caer caeu cama camb camc came camm camt cara carb carc care carm carr cart cat- cata catb catc cate catm catt catu cauc caum caut cbac cbar cbat cbbc cbca cbcc cbce cbcm cbcr cbct cbcu cbea cbec cbee cber cbet cbme cbre cbrm cbrt cbta cbtc ccaa ccab ccac ccam ccar ccat ccba ccbc ccca cccb cccc cccm cccu ccee ccma ccmb ccmc ccmm ccra ccrc ccre ccrt cctb cctc cctt ccuc ccut ceac cear ceat ceba cebu cec- ceca cece cecm cect ceeb ceec ceem cema cemb ceme cemm cemr cemu cer- cera cerc cere cert cet- ceta cete cmaa cmac cmba cmbc cmcc cmea cmec cmmb cmmc cmra cmrr cmta cmtc cmtu crab crac cram crar crat crau crbc crbu crca crcc crce crcr cre- crea creb crec cree crem cret creu crmb crrt crtc crtm crub crue crum crut ctab ctae ctba ctca ctec ctma ctrc ctrm ctta cuau cub- cuba cubb cube cuca cucc cuce cucm cuer cum- cuma cume cumt cura curb cure curr curt cut- cuta cutc cute cutt eaba eaca eacc eaec eama eame eara earb eare eart eata eate ebac ebam ebba ebbc ebbr ebcc eber ebru ebur ecaa ecac ecam ecar ecat ecbc ecbe ecca eccb eccc ecce eccm ecct ecem ecma ecra ecrc ecrm ecrr ecru ect- ecta ectc ecua eeca eeea eeee eera eerc eeta eetc eete eetu emac emae emam emar emba embe embr emcc emer emet emeu emma emme emmu emra emre emta emte eram erat erau erba erbb erbe erca ercc erce ereb erec erem erer eret erma ermc erme erra errc erre erta ertu erua erub eruc erum erur etam etat etbc etbr etcc etec etee etem eter etra etre etrm etta ette ettu etua euba eubc euer eumc eur- eura eurc eure eurt maaa maac maam maar maat maba mabe mabu mac- maca macb macc mace macr mact macu maee maem maer mama mamc mame mamu mar- mara marc mare marm marr mart maru mata matc mate matr matt matu maua maum maur maut mbac mbam mbba mbca mbta mcaa mcac mcat mcba mcbc mcca mccc mcmc mcmt mcrc mctc mctu mear meat mebe mec- meca mecc mece mecr meem meer meet mema memc meme memr memu mer- mera merb merc mere merm mert meru met- meta mete mett metu meum mmaa mmab mmac mmar mmcc mmcm mmct mmea mmmc mmmm mmrc mr-c mrac mrbb mrbm mrca mrcb mrcc mrce mreb mree mrmc mrrc mrta mrtm mrtt mtaa mtab mtac mtbc mtcr mtrc mtre mtrr mttr mtuc muac muar mube muc- mucc muce mucu muee muet muma mume mumm mumu mura murc mure murr murt muru muta mute mutt mutu muut raab raam raat raba rabb rabe rabu rac- raca racc race ract racu raec raer rama ramb rame ramm ramu rara rarb rare rata rate ratt ratu raua raub rauc raue raum raut rbbb rbbr rcac rcbc rccb rccc rcet rctc rea- reac reae ream rear reat reau reba rebb rebe rebu reca recc rece recm recr rect recu reeb reem reet rema reme rera rere rert reru reta rete retr rett reue reut reuu rmtu rrat rrmc rrrr rrum rtca rtcc rtce rtcm rtee rtmc ruba rubb rube rubu ruca ruce ruct ruer ruet ruma rumb rume rumm rumt rura rurc rure ruru ruta rute rutt rutu taa- taar taat taba tabb tabc tabe tabu taca tacc tace tact taec taem taer tama tamc tame tamm tamu tara tarb tarc tare tarm tarr tart taru tata tatb tate tatr tatt tatu