a-ak a-be a-do a-ok aaaa aaab aaad aaae aaar aaba aabb aabd aabt aada aade aadt aaea aaka aake aaoe aaoo aara aard aare aaro aart aata aatk aatt abaa abab abad abae abak abar abat abb- abba abbb abbe abbo abbr abbt abda abdo abed abee aber abet aboa abob abod abok aboo abor abot abra abro abta adaa adab adad adae adak adao adar adat adba adda addd adde addo addr adea adeb adee adeo ader adet adob adod adoe adok adoo ador adot adra adre adro adta aede aedt aeer aeka aer- aera aerd aero aeta aeto aetr aett akaa akae akao akar aked akee aker akka akko akok akot akr- akra akre akte aoba aora aorb aort aotd arab arad arae arak arar arat arba arbe arda arde ardo area ared aree arek areo aret arka arke arko aroa arob arod aroe aroo aror arr- arra arre arrk arro arrr arrt arta arte arto artr at-t ataa atab atad atae atak atar atat atdt atea ated atee ateo ater atka atkt atob atod atoe atok ator atot atra atre atrk atro atta atte atto attr baaa baad baak baar baat baba babb babe babo babr bada badb badd bade bado badr baed baek baer bak- baka bake bako bakr bakt bar- bara barb bard bare bark baro barr bart bata bate bato batt bbad bbbb bbdd bbdo bbeb bbet bd-r bead beak bear beat beba bebb bebe bebo beda bede bedo beeb beed beek beer beet beka beke beko beo- beod beok beor beot bera berd bere berk bero berr bert beta bete beto bett boab boad boak boar boat boba bobb bobe bobo boda bodb bode bodo boea boee boeo boer boet boka boke boko boob bood booe book boor boot bor- bora bord bore bork boro borr bort bota botb botd bote boto bott brab brad brae brak brao brat brda brdo brdt brea breb bred bree brek breo brer bret brka brkb broa brob brod broe brok broo bror brot brrr btaa btdt btek btob btor btrt bttb d-bo daab daad daae daar daba dabb dabo dabt dada dade dado daeb daer daka dake dako dara darb dard dare dark daro darr dart data date dato datr datt dbar dbtt dddd ddot ddre dead deae deak dear deba debe debt deda dedd dede dedo deeb deed deek deer deet dek- deka deke deor der- dera derb dere derk dero derr deta dete detk deto detr dkba doab doae doak doar doat doba dobb dobe dod- doda dodd dode dodo doea doek doer doka doke doko doob dood dook door doot dora dord dore dork doro dorr dort dota dotd dote dotk doto dott draa drab drad drak drar drat drba drda drea dred dree drek dret drob drod drot drra dtaa dted dtek dtor dtot eaba eada eadb eadd eara earb eard eare earo eart eata eate ebba ebbo ebbr ebed eber eboe eboo ebor ebro edad edar edda edde eddo ede- edea eder edod edra edta eede eeea eeee eeka eeke eera eero eeta eete eka- ekab ekeb eked ekek eker eket ekka ekoa ekta eode eoka eora eore eota eotd eoto erad erat erba erbb erbe erda erde ereb ered erer eret erke erob erod eroe eroo erra erre erro erta etak etat etbr etee eter etka etoe etok etra etre etro etta ette etto kaaa kaab kaak kaar kaat kaba kabb kabd kabe kabo kabr kad- kada kadd kade kado kadr kadt kaeo kaer kaet kaka kake kakk kako kakt kaoa kaok kaor kara karb kard kare kark karo karr kart kat- kata katb katd kate katk kato katr katt kbaa kbab kbad kbae kbak kbar kbat kbba kbbb kbbd kbbe kbbk kbbo kbbr kbbt kbdb kbde kbdo kbdr kbeb kbed kbee kbek kbeo kber kbet kbkb kbkk kbko kbkr kboa kbob kbod kboe kbok kboo kbot kbra kbrb kbrd kbre kbrk kbro kbrt kbta kbtb kbte kbtk kbto kbtr kbtt kdaa kdab kdad kdae kdak kdao kdar kdat kdbb kdbr kddb kddd kddk kddr kdeb kdet kdka kdkb kdkd kdkk kdko kdkr kdkt kdoe kdok kdot kdrb kdro kdta kdtd kdtr kea- kead keak kear keat keba kebb kebe kebr kebt keda kedb kedd kede kedo kedr kedt keed keek keer keet keka kekb keke keko keok ker- kera kerb kere kerk kero kerr kert ket- keta ketd kete ketk keto ketr kett kkaa kkar kkat kkba kkbb kkbd kkbe kkbo kkbr kkbt kkda kkdd kkdo kkdt kkea kked kkkk kkoa kkob kkoo kkor kkot kkrb kkre kkrk kkro kkrr kkrt kktk koab koae koak koar koba kobb kobe kobk kobo kobr koda kode kodk kodo kodt koea koed koka kokb koke kokk koko kokr koob kook kooo koor koot kora korb kord kore kork koro korr kort kota kotb kotd kote kotk koto kotr kott krab krad krae krak krar krat krba krbb krbd krbe krbk krbr krbt krda krdd krde krdo krdr krea kreb kred kree krek kreo kret krka krkd krke krkk krko krkr kroa krob krod kroe krok kroo kror krrb krre krrk krro krrr krrt krta krtk krto krtr ktaa ktae ktak ktao ktar ktat ktba ktbb ktbr ktbt ktdb ktdd ktde ktdk ktdo ktdr ktea kted ktee ktek ktkb ktke ktkk ktko ktkr ktkt ktob ktoe ktok ktoo ktor ktot ktrb ktre ktrk ktro ktrr ktrt kttk ktto kttr kttt o-eo oade oaer oake oara oare oate obad obak obba obbo obdt obea obed ober obet obkb oboe obok obor obot obra obre obro obtd odbo odda oddd odea oded odeo oder odet odoo odor odot odra oedo oera oere oeta okak oked oker oket okka okko okok okor okot okra okre okro okta okto ooaa ooak ooba oobe ooda ooer oooo oora oord oore oort ootb orab orad orae orak orao orar orat orba orbb orbe orbo orda orde ordo ore- orea oreb ored orek oreo orer orka orke orko oro- oroe orok oror orot orra orro orta orte orto otak otar