-hou a-be a-do a-ha aaaa aaab aaac aaad aaae aaah aaar aaba aabb aabc aabd aabh aaca aacb aacc aacd aace aach aaco aacr aacu aada aadc aade aadu aaea aaec aaha aaoe aaoo aara aarc aard aare aaro aaru abaa abab abac abad abae abar abau abb- abba abbb abbe abbo abbr abca abcb abcc abcd abch abcr abda abdo abdu abec abed abee aber abha abho abhr aboa abob abod aboh aboo abor abou abra abrc abro abua abud abue acaa acab acac acad acae acar acba acca accc accd acce acch acco accu acda acdb acdc acde ace- acea acec aced aceh acer acha ache achh acho achr achu acoa acod acoe acoh acor acou acr- acra acrc acre acro acrr acu- acue acuo acur adaa adab adac adad adae adah adao adar adba adbc adcc adda addc addd adde addo addr addu adea adeb adee adeh adeo ader adha adhd adho adhu adob adoc adod adoe adoo ador adra adre adro adua adub adue adur aeac aecb aede aeer aer- aera aerc aerd aero ahab ahac ahad ahah ahar ahau ahed ahha ahoa ahod ahoe ahor ahra ahrc ahre ahrr ahua aoah aoba aoca aoce aodh aoeu aora aorb arab arac arad arae arah arar arau arba arbe arbh arc- arca arce arch arco arda ardc arde ardo ardu area arec ared aree areh areo areu arh- aroa arob arod aroe aroo aror arr- arra arrc arre arrh arro arrr arru arua arub arud arue auaa aube auca auce auch audc aude audh audo auer aur- aura aurd aure auro baaa baad baah baar baba babb babe babo babr babu bac- baca bacc bace bach baco bada badb badd bade badh bado badr badu baed baer baha baho bahr bahu baoh bar- bara barb barc bard bare barh baro barr baru bau- baud baur bbad bbau bbbb bbch bbdd bbdo bbeb bbrc bcaa bcar bcbc bcca bccc bcda bcde bcec bcer bchd bche bcor bcra bcru bcuc bd-r bdbc bddc bddh bead beah bear beau beba bebb bebe bebo beca bech becu beda bede bedo bedu beeb beed beer behr beo- beod beor bera berc berd bere bero berr beru beur bhao bhar bhca bhcc bher bhor bhra bhur bhuu boab boac boad boar boba bobb bobe bobo bobu boca boce boch boco bocu boda bodb bode bodh bodo bodu boea boec boee boeo boer boha bohd boho bohr bohu boob booc bood booe booh boor bor- bora bord bore borh boro borr boru boua boud boue bouh bour brab brac brad brae brah brao brau brca brcb brce brda brdo brea breb brec bred bree breo brer broa brob broc brod broe broh broo bror brou brrr bruc brud brue bruh buad buar buba bubb bube bubo bubu buca bucc buce buch buco bucu buda budb budd bude budo budu buea buer bueu buha buhe buho buhr bur- bura burb burd bure burh buro burr buru c-bo c-cd caaa caab caac caah caba cabe cabo cabu cac- caca cacc cace cach caco cacr cada cadc cadd cade cado cadr cadu caec caer caeu caha cahe caod caor cara carb carc card care caro carr cauc cauo cbac cbar cbbc cbca cbcc cbce cbcr cbcu cbdb cbdc cbdo cbea cbec cbee cber cbha cbrd cbre cbrh ccaa ccab ccac ccad ccar ccba ccbc ccca cccb cccc cccu ccdc ccdh ccdr cced ccee ccha cche cchr ccob ccoc ccod ccra ccrc ccre ccuc cd-e cd-r cdaa cdac cdad cdba cdda cddb cddr cdec cder cdre ceac cead cear ceba cebu cec- ceca cece ceco ceda cedd cede cedo cedu ceeb ceec ceor ceou cer- cera cerc cerd cere cero chaa chab chac chad chae chah chao char chau chca chce chch chea cheb chec ched chee cheh cher cheu chha choc chod choh choo chor chou chra chrb chrc chrd chro chrr chua chub chud chur coad coba cobb cobe cobh cobo cobu coca coce coch coco cocu coda codd code coed coha coho coob cood cooh cor- cora corb corc cord core coro corr coua coub coud coue cour crab crac crar crau crbc crbu crca crcc crce crcr crda crdc cre- crea creb crec cred cree creh creo creu crob croc crod croe croh croo cror crub crud crue cuau cub- cuba cubb cube cuca cucc cuce cuda cude cued cuer cura curb curd cure curo curr d-bo daab daad daae daar daau daba dabb dabo dabu daca dace dada dade dado dadu daeb daer daeu daha dahe dahu daou dara darb darc dard dare daro darr daru daub daud daue daur dbar dbcc dcbc dcca dccb dccc dccu dcdb dche dcra dddd ddoc ddrc ddre ddub deac dead deae dear deau deba debe debu dec- deca decc decd dece deco deda dedd dede dedo dedu deeb deed deer deha dehu deor der- dera derb derc dere dero derr deua deue deur dhaa dhad dhao dhar dhau dhec dhed dhee dher dhod dhor dhur doab doae doar doba dobb dobe dobu doca doce doch doco docu dod- doda dodd dode dodo doea doer doha dohc dohr doob dood door dora dorc dord dore doro dorr doru doub douc doud doue dour draa drab drac drad drar drau drba drbc drca drda drea dred dree dreh drob drod droh drou drra drua drub drue druu duaa duab duad duah duar dub- duba dubb dubc dube dubh dubu duca duce duch duco duda dudd dude dudo dudu duer duha duhe duhr duhu duo- dura dure duro duru duur eaba eabh eaca eacc each eada eadb eadd eaec eara earb eard eare earh earo ebac ebba ebbc ebbo ebbr ebcc ebed eber eboe eboo ebor ebro ebru ebur ecaa ecac ecad ecao ecar ecbc ecbe ecca eccb eccc ecce ecco ecdc eced echa eche echo eco- ecod ecou ecra ecrc ecrr ecru ecua edac edad edah edar edca edda eddc edde eddo ede- edea edeh eder edoc edod edou edra edru educ edur eeca eede eedu eeea eeee