aabc aabd aabh aabt aaca aacb aacc aacd aace aach aack aaco aacr aact aada aadc aade aadt aaea aaec aaha aahk aaka aake aaoe aaoo aara aarc aard aare aaro aart aata aatc aatk aatt abaa abab abac abad abae abak abar abat abb- abba abbb abbe abbo abbr abbt abca abcb abcc abcd abch abcr abct abda abdo abec abed abee aber abet abha abho abhr aboa abob abod aboh abok aboo abor abot abra abrc abro abta ac-t acaa acab acac acad acae acar acat acba acca accc accd acce acch acco acct acda acdb acdc acde acdt ace- acea acec aced aceh acek acer acet acha ache achh acho achr acht ackd acke acoa acod acoe acoh acor acot acr- acra acrc acre acro acrr acta actc acte acth acto actt adaa adab adac adad adae adah adak adao adar adat adba adbc adcc adda addc addd adde addo addr adea adeb adee adeh adeo ader adet adha adhd adho adob adoc adod adoe adok adoo ador adot adra adre adro adta aeac aecb aect aede aedt aeer aeka aer- aera aerc aerd aero aeta aetc aeto aetr aett ahab ahac ahad ahah ahar ahat ahed ahet ahha ahoa ahod ahoe ahok ahor ahot ahra ahrc ahre ahrr ahta ahte ahto akaa akae akah akao akar akca aked akee aker akha akka akko akok akot akr- akra akre akte aoah aoba aoca aoce aodh aora aorb aort aotc aotd arab arac arad arae arah arak arar arat arba arbe arbh arc- arca arce arch arco arct arda ardc arde ardo area arec ared aree areh arek areo aret arh- arka arke arkh arko aroa arob arod aroe aroo aror arr- arra arrc arre arrh arrk arro arrr arrt arta artc arte arth arto artr at-t ataa atab atac atad atae atak atar atat atca atcc atch atck atco atcr atdt atea atec ated atee ateo ater atha athe atho atka atkt atob atoc atod atoe atok ator atot atra atrc atre atrk atro atta atte atto attr baaa baad baah baak baar baat baba babb babe babo babr bac- baca bacc bace bach back baco bact bada badb badd bade badh bado badr baed baek baer baha baho bahr baht bak- baka bake bakh bako bakr bakt baoh bar- bara barb barc bard bare barh bark baro barr bart bata batc bate bath bato batt bbad bbbb bbch bbdd bbdo bbeb bbet bbrc bcaa bcar bcat bcbc bcca bccc bcda bcde bcec bcer bcet bchd bche bcor bcra bctc bd-r bdbc bddc bddh bead beah beak bear beat beba bebb bebe bebo beca bech beck beda bede bedo beeb beed beek beer beet behr beka beke beko beo- beod beok beor beot bera berc berd bere berk bero berr bert beta betc bete beth beto bett bhao bhar bhat bhca bhcc bher bhet bhor bhot bhra bhrt boab boac boad boak boar boat boba bobb bobe bobo boca boce boch bock boco boda bodb bode bodh bodo boea boec boee boeo boer boet boha bohd boho bohr boht boka boke boko boob booc bood booe booh book boor boot bor- bora bord bore borh bork boro borr bort bota botb botd bote both boto bott brab brac brad brae brah brak brao brat brca brcb brce brda brdo brdt brea breb brec bred bree brek breo brer bret brka brkb broa brob broc brod broe broh brok broo bror brot brrr brtc btaa btcc btdt btec btek btob btor btrc btrt bttb c-bo c-cd caaa caab caac caah caat caba cabe cabo cac- caca cacc cace cach cack caco cacr cada cadc cadd cade cado cadr caec caer caha cahe caht caka cake caod caor cara carb carc card care cark caro carr cart cat- cata catb catc catd cate cath cato catt cbac cbar cbat cbbc cbca cbcc cbce cbcr cbct cbdb cbdc cbdo cbea cbec cbee cber cbet cbha cbka cbko cbkr cbot cbrd cbre cbrh cbrt cbta cbtc ccaa ccab ccac ccad ccar ccat ccba ccbc ccca cccb cccc ccdc ccdh ccdr cced ccee ccha cche cchr ccob ccoc ccod ccra ccrc ccre ccrt cctb cctc cctt cd-e cd-r cdaa cdac cdad cdba cdda cddb cddr cdec cder cdot cdre ceac cead cear ceat ceba cec- ceca cece ceco cect ceda cedd cede cedo cedt ceeb ceec ceke ceor cer- cera cerc cerd cere cero cert cet- ceta cete ceto chaa chab chac chad chae chah chak chao char chat chca chce chch chea cheb chec ched chee cheh chek cher chet chha chka chkb chkt choc chod choh chok choo chor chra chrb chrc chrd chro chrr chrt chto chtr chtt ckac ckat ckbc ckbe ckch ckck ckco ckdo cker ckoa ckob ckoc ckoo ckor ckot ckrc ckrd cktb coad coak coat coba cobb cobe cobh cobo coca coce coch cock coco coct coda codd code coed coha coho cok- coka coke coko coob cood cooh cook coot cor- cora corb corc cord core cork coro corr cort cota cotb cotc cote coth coto cott crab crac crar crat crbc crca crcc crce crcr crda crdc cre- crea creb crec cred cree creh creo cret crkc crob croc crod croe croh crok croo cror crot crrt crtc ctab ctae ctba ctca ctec ctor ctot ctrc ctta d-bo daab daad daae daar daba dabb dabo dabt daca dace dact dada dade dado daeb daer daha dahe daka dake dako dara darb darc dard dare dark daro darr dart data date dato datr datt dbar dbcc dbtt dcbc dcca dccb dccc dcct dcdb dche dcra dcrk dctc dddd ddoc ddot ddrc ddre deac dead deae deak dear deba debe debt dec- deca decc decd dece deck deco dect deda dedd dede dedo deeb deed deek deer deet deha dek- deka deke dekh deor der- dera derb derc dere derk dero derr deta dete deth detk deto detr dhaa dhad dhak dhao dhar dhat dhec dhed dhee dher dhod dhor dkba dkdc doab doae doak