a-ak a-ok a-wa aaaa aaab aaac aaar aaba aabb aabc aabt aabw aaca aacb aacc aack aaco aacr aact aaka aaoo aaow aara aarc aaro aart aata aatc aatk aatt aatw aawt aaww abaa abab abac abak abar abat abaw abb- abba abbb abbo abbr abbt abca abcb abcc abcr abct abcw aboa abob abok aboo abor abot abow abra abrc abro abta abwa abwr ac-t acaa acab acac acar acat acba acca accc acco acct ackw acoa acor acot acow acr- acra acrc acro acrr acta actc acto actt acwa acww akaa akao akar akca akka akko akok akot akr- akra akwa aoba aoca aora aorb aort aotc arab arac arak arar arat araw arba arc- arca arco arct arka arko aroa arob aroo aror arow arr- arra arrc arrk arro arrr arrt arta artc arto artr arwa at-t ataa atab atac atak atar atat atca atcc atck atco atcr atka atkt atob atoc atok ator atot atra atrc atrk atro atta atto attr atwa atwo atwt awac awar awka awoo awow awro awwa baaa baak baar baat baba babb babo babr bac- baca bacc back baco bact bak- baka bako bakr bakt bar- bara barb barc bark baro barr bart bata batc bato batt baw- bawk bbbb bbrc bbwc bbwr bcaa bcar bcat bcbc bcca bccc bcor bcra bctc boab boac boak boar boat boba bobb bobo bobw boca bock boco boka boko boob booc book boor boot boow bor- bora bork boro borr bort borw bota botb boto bott botw bowa bowk bowr bowt brab brac brak brao brat braw brca brcb brcw brka brkb broa brob broc brok broo bror brot brow brrr brtc btaa btcc btob btor btrc btrt bttb btwc btwo bwaa bwoc c-bo caaa caab caac caat caba cabo cac- caca cacc cack caco cacr cacw caka caor cara carb carc cark caro carr cart cat- cata catb catc cato catt catw cawk cbac cbar cbat cbbc cbca cbcc cbcr cbct cbka cbko cbkr cbot cbrt cbta cbtc cbwa ccaa ccab ccac ccar ccat ccba ccbc ccca cccb cccc cckw ccob ccoc ccow ccra ccrc ccrt cctb cctc cctt ckac ckat ckbc ckck ckco ckcw ckoa ckob ckoc ckoo ckor ckot ckrc ckrw cktb ckwr ckww coak coat coba cobb cobo coca cock coco coct cok- coka coko coob cook coot cor- cora corb corc cork coro corr cort cota cotb cotc coto cott cotw cowt crab crac crar crat craw crbc crca crcc crcr crkc crob croc crok croo cror crot crow crrt crtc ctab ctba ctca ctor ctot ctrc ctta cttw cwac cwot cwrw kaaa kaab kaak kaar kaat kaba kabb kabc kabo kabr kabw kacb kacc kaco kact kacw kaka kakc kakk kako kakt kaoa kaoc kaok kaor kaow kara karb kark karo karr kart karw kat- kata katb katc katk kato katr katt katw kaw- kawa kawc kawk kawo kaww kbaa kbab kbac kbak kbar kbat kbba kbbb kbbc kbbk kbbo kbbr kbbt kbbw kbca kbcb kbck kbco kbcr kbct kbcw kbkb kbkk kbko kbkr kbkw kboa kbob kboc kbok kboo kbot kbow kbra kbrb kbrc kbrk kbro kbrt kbrw kbta kbtb kbtc 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 kckc kckk kcko kckr kcob kcor kcot kcow kcrc kcro kcrr kcrt kcrw kcta kctb kctc kcto kcwa kcwb kcwc kcwk kcwr kcwt kkaa kkac kkar kkat kkaw kkba kkbb kkbo kkbr kkbt kkcb kkck kkco kkcr kkct kkcw kkkk kkoa kkob kkoo kkor kkot kkow kkrb kkrc kkrk kkro kkrr kkrt kktc kktk kkwb kkwk koab koac koak koar koba kobb kobc kobk kobo kobr koca kocb kock koct kocw koka kokb kokc kokk koko kokr koob kooc kook kooo koor koot kora korb korc kork koro korr kort kota kotb kotc kotk koto kotr kott kowa kowb kowr krab krac krak krar krat kraw krba krbb krbk krbr krbt krbw krca krcb krcc krco krcw krka krkc krkk krko krkr krkw kroa krob kroc krok kroo kror krow krrb krrc krrk krro krrr krrt krrw krta krtc krtk krto krtr krwa krwb krwc krwk krwr ktaa ktak ktao ktar ktat ktba ktbb ktbc ktbr ktbt ktcc ktck ktco ktcr ktkb ktkc ktkk ktko ktkr ktkt ktob ktoc ktok ktoo ktor ktot ktrb ktrc ktrk ktro ktrr ktrt ktrw kttc kttk ktto kttr kttt kttw ktwa ktwb ktwo kwab kwac kwak kwar kwat kwaw kwbc kwbt kwbw kwca kwck kwcr kwka kwkb kwkc kwkk kwkr kwkw kwoa kwoc kwok kwor kwow kwrb kwrk kwro kwrr kwrt kwrw kwto kwtr kwtw kwwk kwwr kwwt oara obak obba obbo obkb obok obor obot obra obro ocab ocac ocak ocat ocbc occa occc occt ocra ocro ocrr oct- octa octo okak okka okko okok okor okot okra okro okta okto ooaa ooak ooba oocr oooo oora oort ootb ootw orab orac orak orao orar orat orba orbb orbo orca orco orka orko oro- orok oror orot orra orro orta ortc orto orwa orwo otac otak otar oto- otok otoo otor otow otra otro otta otto otwo owar owow owt- owtt owwa raab raak raat raba rabb rabk rabo rac- raca racc rack raco ract raka rakk rakt raob raoc raok rara rarb rark raro rata ratk rato ratt rawa rawk rawr raww rbbb rbbr rcac rcbc rcbo rccb rccc rctc roab roak roar roat rob- roba robb robo robt roca rocc rock roco roka rokk roko rokr roob rook roor root rora rorc rork roro rort rota rotc rotk roto rotr rott rowa rowb rowk rowr rowt roww rrat rrrr rtca rtcc taa- taar taat taba tabb tabc tabo taca tacc tack taco tact taka takk tako takt taoa taor tara tarb tarc tark taro tarr tart tata tatb tato tatr tatt tawa tawk tawo tawt taww tbar tbca tbcb tbcc tbrb tbta tcca tccc tctc tkac toab toat toaw toba tobo tobt toca tock toco toka toko tooa took toor toot