a-be a-do aaaa aaab aaac aaad aaae aaam aaba aabb aabc aabd aabm aabt aaca aacb aacc aacd aace aacm aaco aact aacu aada aadc aade aadt aadu aaea aaec aaem aama aamb aamc aamd aame aamo aaoe aaoo aata aatc aatt abaa abab abac abad abae abam abat abau abb- abba abbb abbe abbo abbt abca abcb abcc abcd abct abda abdo abdu abec abed abee abet abma abmb abmc abmt aboa abob abod aboo abot abou abta abtu abua abud abue abum abut ac-t acaa acab acac acad acae acat acba acca accc accd acce accm acco acct accu acda acdb acdc acde acdm acdt ace- acea acec aced acem acet acma acmc acme acmu acoa acod acoe acom acot acou acta actc acte acto actt actu acu- acue acum acuo acut adaa adab adac adad adae adam adao adat adba adbc adcc adda addc addd adde addo addu adea adeb adee adem adeo adet adma admb adme adob adoc adod adoe adoo adot adta adua adub adue aeac aecb aect aede aedt aemt aeom aeta aetc aeto aett amaa amac amad amae amam amat amb- amba ambe ambo ambu amca amcc amco amda amdo amdt amec amed amee amet ameu amm- amma amme ammo ammu amob amoc amod amoo amot amou amta amtc amte amto amua amud amum aoba aoca aoce aoeu aoma aotc aotd aout at-t ataa atab atac atad atae atat atca atcc atco atdt atea atec ated atee atem ateo atm- atma atme atmo atmu atob atoc atod atoe atom atot atta atte atto attu atua atub atuc atum auaa aube auca auce auct audc aude audo auma aut- aute auto baaa baad baam baat baba babb babe babm babo babu bac- baca bacc bace baco bact bada badb badd bade bado badu baed bama bamb bamc bame bamm bamu bata batc bate bato batt batu bau- baud baum bbad bbau bbbb bbcm bbdd bbdo bbeb bbet bcaa bcam bcat bcbc bcca bccc bccm bcda bcde bcec bcet bcma bctc bcuc bdbc bddc bead beam beat beau beba bebb bebe bebo beca becu beda bede bedo bedu beeb beed beem beet bema beme bemu beo- beod beot beta betc bete beto bett betu bmaa bmce bmdb bmoc bmtc boab boac boad boat boba bobb bobe bobo bobu boca boce bocm boco bocu boda bodb bode bodo bodu boea boec boee boeo boet boma bomb bome bomt bomu boob booc bood booe boom boot bota botb botd bote boto bott boua boud boue boum bout btaa btcc btdt btec btob bttb buad buat buba bubb bube bubo bubu buca bucc buce buco bucu buda budb budd bude budo budu buea buem bueu bum- buma bumb but- buta bute buto butt c-bo c-cd caaa caab caac caam caat caba cabe cabo cabu cac- caca cacc cace cacm caco cada cadc cadd cade cadm cado cadu caec caem caeu cama camb camc came camm camo camt caod cat- cata catb catc catd cate catm cato catt catu cauc caum cauo caut cbac cbat cbbc cbca cbcc cbce cbcm cbct cbcu cbdb cbdc cbdo cbea cbec cbee cbet cbme cbot cbta cbtc ccaa ccab ccac ccad ccam ccat ccba ccbc ccca cccb cccc cccm cccu ccdc ccdm cced ccee ccma ccmb ccmc ccmd ccmm ccob ccoc ccod ccom cctb cctc cctt ccuc ccut cd-e cdaa cdac cdad cdba cdda cddb cdec cdma cdom cdot ceac cead ceat ceba cebu cec- ceca cece cecm ceco cect ceda cedd cede cedo cedt cedu ceeb ceec ceem cema cemb ceme cemm cemu ceou cet- ceta cete ceto cmaa cmac cmba cmbc cmcc cmda cmdb cmea cmec cmmb cmmc cmoc cmot cmta cmtc cmtu coad coat coba cobb cobe cobo cobu coca coce coco coct cocu coda codd code coed com- coma comb comc comd come comm como comu coob cood coom coot cota cotb cotc cote coto cott cotu coua coub coud coue cout ctab ctae ctba ctca ctec ctma ctmo ctot ctta cuau cub- cuba cubb cube cuca cucc cuce cucm cuda cude cued cum- cuma cume cumt cut- cuta cutc cute cuto cutt d-bo daab daad daae daam daau daba dabb dabo dabt dabu daca dace dact dada dade dado dadu daeb daem daeu dama damb dame damm damo damu daou data date dato datt datu daub daud daue daum daut dbcc dbtt dcbc dcca dccb dccc dcct dccu dcdb dcma dcmu dcom dctc dctm dddd ddoc ddot ddub deac dead deae deau deba debe debt debu dec- deca decc decd dece deco dect deda dedd dede dedo dedu deeb deed deem deet dem- dema demb demd deme demo demu deta dete deto deua deue deum deut dmaa dmab dmac dmae dmba dmcc dmcm dmdc dmdt dmea doab doae doat doba dobb dobe dobu doca doce doco doct docu dod- doda dodd dode dodo doea doma domb dome domm domo doob dood doom doot dota dotd dote doto dott doub douc doud doue doum dout dtaa dtac dtcc dted dtot duaa duab duad duat dub- duba dubb dubc dube dubu duca duce duco duct duda dudd dude dudo dudu duet duma dumb dume dumm duo- duta dute duut eaba eaca eacc eada eadb eadd eaec eama eame eaom eata eate ebac ebam ebba ebbc ebbo ebcc ebed eboe eboo ecaa ecac ecad ecam ecao ecat ecbc ecbe ecca eccb eccc ecce eccm ecco ecct ecdc eced ecem ecma eco- ecod ecot ecou ect- ecta ectc ecto ecua edac edad edam edca edda eddc edde eddm eddo ede- edea edem edma edme edoc edod edom edou edta educ eeca eede eedu eeea eeee eemo eeoc eeta eetc eete eetu emac emad emae emam emba embd embe embo emcc emco emdt emet emeu emma emme emmu emod emta emte eocd eode eota eotc eotd eoto etam etat etbc etcc etco etec etee etem etoe etta ette etto ettu etua euba eubc eucd eude eudm eumc maaa maac maad maam maat maba mabe mabo mabu mac- maca macb macc macd mace maco