a-be a-do aaaa aaab aaac aaad aaae aaam aaar aaba aabb aabc aabd aabm aabt aaca aacb aacc aacd aace aacm aaco aacr aact aada aadc aade aadt aaea aaec aaem aama aamb aamc aamd aame aamo aamr aaoe aaoo aara aarc aard aare aarm aaro aart aata aatc aatt abaa abab abac abad abae abam abar abat abb- abba abbb abbe abbo abbr abbt abca abcb abcc abcd abcr abct abda abdo abec abed abee aber abet abma abmb abmc abmt aboa abob abod aboo abor abot abra abrc abro abta ac-t acaa acab acac acad acae acar acat acba acca accc accd acce accm acco acct acda acdb acdc acde acdm acdt ace- acea acec aced acem acer acet acma acmc acme acoa acod acoe acom acor acot acr- acra acrc acre acrm acro acrr acta actc acte acto actt adaa adab adac adad adae adam adao adar adat adba adbc adcc adda addc addd adde addo addr adea adeb adee adem adeo ader adet adma admb adme admr adob adoc adod adoe adoo ador adot adra adre adro adta aeac aecb aect aede aedt aeer aemt aeom aer- aera aerc aerd aero aeta aetc aeto aetr aett amaa amac amad amae amam amar amat amb- amba ambe ambo ambr amca amcc amco amda amdo amdt amec amed amee amer amet amm- amma amme ammo amob amoc amod amoo amor amot amra amrc amro amta amtc amte amto aoba aoca aoce aoma aora aorb aort aotc aotd arab arac arad arae aram arar arat arba arbe arc- arca arce arcm arco arct arda ardc arde ardm ardo area arec ared aree arem areo aret arma armc armd arme armm armo armt aroa arob arod aroe arom aroo aror arr- arra arrc arre arro arrr arrt arta artc arte arto artr at-t ataa atab atac atad atae atar atat atca atcc atco atcr atdt atea atec ated atee atem ateo ater atm- atma atme atmo atob atoc atod atoe atom ator atot atra atrc atre atrm atro atta atte atto attr baaa baad baam baar baat baba babb babe babm babo babr bac- baca bacc bace baco bact bada badb badd bade bado badr baed baer bama bamb bamc bame bamm bar- bara barb barc bard bare barm baro barr bart bata batc bate bato batt bbad bbbb bbcm bbdd bbdo bbeb bbet bbrc bcaa bcam bcar bcat bcbc bcca bccc bccm bcda bcde bcec bcer bcet bcma bcor bcra bctc bd-r bdbc bddc bdrm bead beam bear beat beba bebb bebe bebo beca beda bede bedo beeb beed beem beer beet bema beme beo- beod beor beot bera berc berd bere berm bero berr bert beta betc bete beto bett bmaa bmce bmdb bmoc bmtc boab boac boad boar boat boba bobb bobe bobo boca boce bocm boco boda bodb bode bodo boea boec boee boeo boer boet boma bomb bome bomt boob booc bood booe boom boor boot bor- bora bord bore borm boro borr bort bota botb botd bote boto bott brab brac brad brae bram brao brat brca brcb brce brda brdm brdo brdt brea breb brec bred bree brem breo brer bret brmc broa brob broc brod broe brom broo bror brot brrm brrr brtc btaa btcc btdt btec btob btor btrc btrt bttb c-bo c-cd caaa caab caac caam caat caba cabe cabo cac- caca cacc cace cacm caco cacr cada cadc cadd cade cadm cado cadr caec caem caer cama camb camc came camm camo camt caod caor cara carb carc card care carm caro carr cart cat- cata catb catc catd cate catm cato catt cbac cbar cbat cbbc cbca cbcc cbce cbcm cbcr cbct cbdb cbdc cbdo cbea cbec cbee cber cbet cbme cbot cbrd cbre cbrm cbrt cbta cbtc ccaa ccab ccac ccad ccam ccar ccat ccba ccbc ccca cccb cccc cccm ccdc ccdm ccdr cced ccee ccma ccmb ccmc ccmd ccmm ccob ccoc ccod ccom ccra ccrc ccre ccrt cctb cctc cctt cd-e cd-r cdaa cdac cdad cdba cdda cddb cddr cdec cder cdma cdom cdot cdre ceac cead cear ceat ceba cec- ceca cece cecm ceco cect ceda cedd cede cedo cedt ceeb ceec ceem cema cemb ceme cemm cemr ceor cer- cera cerc cerd cere cero cert cet- ceta cete ceto cmaa cmac cmba cmbc cmcc cmda cmdb cmdr cmea cmec cmmb cmmc cmoc cmot cmra cmrr cmta cmtc coad coat coba cobb cobe cobo coca coce coco coct coda codd code coed com- coma comb comc comd come comm como comr coob cood coom coot cor- cora corb corc cord core corm coro corr cort cota cotb cotc cote coto cott crab crac cram crar crat crbc crca crcc crce crcr crda crdc cre- crea creb crec cred cree crem creo cret crmb crmo crob croc crod croe crom croo cror crot crrt crtc crtm ctab ctae ctba ctca ctec ctma ctmo ctor ctot ctrc ctrm ctta d-bo daab daad daae daam daar daba dabb dabo dabt daca dace dact dada dade dado daeb daem daer dama damb dame damm damo dara darb darc dard dare daro darr dart data date dato datr datt dbar dbcc dbtt dcbc dcca dccb dccc dcct dcdb dcma dcom dcra dctc dctm dddd ddoc ddot ddrc ddre deac dead deae dear deba debe debt dec- deca decc decd dece deco dect deda dedd dede dedo deeb deed deem deer deet dem- dema demb demd deme demo deor der- dera derb derc dere derm dero derr deta dete deto detr dmaa dmab dmac dmae dmba dmcc dmcm dmdc dmdt dmea dmrb dmrc doab doae doar doat doba dobb dobe doca doce doco doct dod- doda dodd dode dodo doea doer doma domb dome domm domo doob dood doom door doot dora dorc dord dore dorm doro dorr dort dota dotd dote doto dott draa drab drac drad dram drar drat drba drbc drca drda drea dred dree drem dret drob drod drom drot drra dtaa dtac dtcc dted dtor dtot