a-ak a-be a-ok a-wa aaaa aaab aaac aaae aaar aaba aabb aabc aabt aabw aaca aacb aacc aace aack aaco aacr aact aaea aaec aaka aake aaoe aaoo aaow aara aarc aare aaro aart aata aatc aatk aatt aatw aawt aaww abaa abab abac abae abak abar abat abaw abb- abba abbb abbe abbo abbr abbt abca abcb abcc abcr abct abcw abec abee aber abet aboa abob abok aboo abor abot abow abra abrc abro abta abwa abwe abwr ac-t acaa acab acac acae acar acat acba acca accc acce acco acct ace- acea acec acek acer acet acke ackw acoa acoe acor acot acow acr- acra acrc acre acro acrr acta actc acte acto actt acwa acww aeac aecb aect aeer aeka aer- aera aerc aero aeta aetc aeto aetr aett akaa akae akao akar akca akee aker akka akko akok akot akr- akra akre akte akwa aoba aoca aoce aora aorb aort aotc arab arac arae arak arar arat araw arba arbe arc- arca arce arco arct area arec aree arek areo aret arew arka arke arko aroa arob aroe aroo aror arow arr- arra arrc arre arrk arro arrr arrt arta artc arte arto artr arwa arwe at-t ataa atab atac atae atak atar atat atca atcc atck atco atcr atea atec atee ateo ater atew atka atkt atob atoc atoe atok ator atot atra atrc atre atrk atro atta atte atto attr atwa atwo atwt awac awae awar awbe awe- aweb awee awer awet awka awoo awow awre awro awwa baaa baak baar baat baba babb babe babo babr bac- baca bacc bace back baco bact baek baer bak- baka bake bako bakr bakt bar- bara barb barc bare bark baro barr bart bata batc bate bato batt baw- bawe bawk bbbb bbeb bbet bbrc bbwc bbwr bcaa bcar bcat bcbc bcca bccc bcec bcer bcet bcor bcra bctc beak bear beat beaw beba bebb bebe bebo beca beck beeb beek beer beet beka beke beko beo- beok beor beot bera berc bere berk bero berr bert beta betc bete beto bett betw bewa bewe boab boac boak boar boat boba bobb bobe bobo bobw boca boce bock boco boea boec boee boeo boer boet boka boke boko boob booc booe book boor boot boow bor- bora bore bork boro borr bort borw bota botb bote boto bott botw bowa bowe bowk bowr bowt brab brac brae brak brao brat braw brca brcb brce brcw brea breb brec bree brek breo brer bret brew brka brkb broa brob broc broe brok broo bror brot brow brrr brtc brwe btaa btcc btec btek btob btor btrc btrt bttb btwc btwo bwaa bwoc c-bo caaa caab caac caat caba cabe cabo cac- caca cacc cace cack caco cacr cacw caec caer caka cake caor cara carb carc care cark caro carr cart cat- cata catb catc cate cato catt catw cawk cbac cbar cbat cbbc cbca cbcc cbce cbcr cbct cbea cbec cbee cber cbet cbka cbko cbkr cbot cbre cbrt cbta cbtc cbwa ccaa ccab ccac ccar ccat ccba ccbc ccca cccb cccc ccee cckw ccob ccoc ccow ccra ccrc ccre ccrt cctb cctc cctt ceac cear ceat ceba cec- ceca cece ceco cect ceeb ceec ceke ceor cer- cera cerc cere cero cert cet- ceta cete ceto cewa cewe ckac ckat ckbc ckbe ckck ckco ckcw cker ckoa ckob ckoc ckoo ckor ckot ckrc ckrw cktb ckwr ckww coak coat coba cobb cobe cobo coca coce cock coco coct cok- coka coke coko coob cook coot cor- cora corb corc core cork coro corr cort cota cotb cotc cote coto cott cotw cowe cowt crab crac crar crat craw crbc crca crcc crce crcr cre- crea creb crec cree creo cret crew crkc crob croc croe crok croo cror crot crow crrt crtc ctab ctae ctba ctca ctec ctor ctot ctrc ctta cttw cwac cweb cwer cwot cwrw eaba eaca eacc eaec eara earb eare earo eart earw eata eate ebac ebba ebbc ebbo ebbr ebbw ebcc eber eboe eboo ebor ebow ebro ecaa ecac ecao ecar ecat ecbc ecbe ecca eccb eccc ecce ecco ecct ecka ecko eco- ecot ecra ecrc ecrr ect- ecta ectc ecto ecwa eeca eeea eeee eeka eeke eeoc eera eerc eero eeta eetc eete eka- ekab ekco ekeb ekek eker eket ekka ekoa ekta ekwe eoka eora eore eota eotc eoto eotw erat erba erbb erbe erca ercc erce ereb erec erer eret erew erke erob eroc eroe eroo erra errc erre erro erta erwt etak etat etbc etbr etcc etco etec etee eter etka etoe etok etra etre etro etta ette etto ewer ewew ewok ewre ewte kaaa kaab kaak kaar kaat kaba kabb kabc kabe kabo kabr kabw kacb kacc kace kaco kact kacw kaeo kaer kaet kaka kakc kake kakk kako kakt kaoa kaoc kaok kaor kaow kara karb kare kark karo karr kart karw kat- kata katb katc kate katk kato katr katt katw kaw- kawa kawc kawe kawk kawo kaww kbaa kbab kbac kbae kbak kbar kbat kbba kbbb kbbc kbbe kbbk kbbo kbbr kbbt kbbw kbca kbcb kbce kbck kbco kbcr kbct kbcw kbeb kbec kbee kbek kbeo kber kbet kbew kbkb kbkk kbko kbkr kbkw kboa kbob kboc kboe kbok kboo kbot kbow kbra kbrb kbrc kbre kbrk kbro kbrt kbrw kbta kbtb kbtc kbte kbtk kbto kbtr kbtt kbtw kbwa kbwb kbwc kbww kcaa kcab kcac kcar kcat kcaw kcba kcbc kcbk kcbr kcbw kcca kccb kccc kcck kccr kcct kcea kceb kcec kcee kceo kcet kckc kckk kcko kckr kcob kcoe kcor kcot kcow kcrc kcro kcrr kcrt kcrw kcta kctb kctc kcte kcto kcwa kcwb kcwc kcwe kcwk kcwr kcwt kea- keak kear keat keba kebb kebc kebe kebr kebt keca keck keco kecr keek keer keet keka kekb kekc keke keko keok ker- kera kerb kerc kere kerk kero kerr kert ket- keta ketc kete ketk keto ketr kett kewa kewb kewe kewr kewt kkaa kkac kkar kkat