a-ak a-ii a-ok aaaa aaab aaac aaai aaar aaba aabb aabc aabi aabt aaca aacb aacc aaci aack aaco aacr aact aaib aaic aaii aaka aaoo aara aarc aari aaro aart aata aatc aatk aatt abaa abab abac abai abak abar abat abb- abba abbb abbi abbo abbr abbt abca abcb abcc abci abcr abct abia abib abic abir abit aboa abob abok aboo abor abot abra abrc abri abro abta ac-t acaa acab acac acai acar acat acba acca accc acci acco acct aci- acia acic acir acoa acor acot acr- acra acrc acri acro acrr acta actc acti acto actt aiai aiba aibo aica aicc aicr aiia aiib aiic aiir aika aiki aiko aioc aioi aira airi airo airt aita aiti aitr aitt akaa akai akao akar akca akia akik akio akir akka akki akko akok akot akr- akra aoba aoca aoki aora aorb aort aotc arab arac arai arak arar arat arba arbi arc- arca arci arco arct aria arib arii arik ario arit arka arki arko aroa arob aroi aroo aror arr- arra arrc arri arrk arro arrr arrt arta artc arti arto artr at-t ataa atab atac atai atak atar atat atca atcc atck atco atcr atia atic atik atit atka atkt atob atoc atoi atok ator atot atra atrc atri atrk atro atta atti atto attr ba-i baaa baak baar baat baba babb babi babo babr bac- baca bacc baci back baco bact baia baib baic baik baio bair bait bak- baka baki bako bakr bakt bar- bara barb barc bari bark baro barr bart bata batc bati bato batt bbbb bbci bbrc bcaa bcar bcat bcbc bcca bccc bcci bcia bcit bcor bcra bctc biak biao biar biat biba bibb bibi bibo bica bicc bici bick bico biko bio- bioc bioi biot bira birb biri birk biro birr birt bita bitc bito bitt boab boac boai boak boar boat boba bobb bobi bobo boca bock boco boi- boii boit boka boki boko boob booc book boor boot bor- bora bori bork boro borr bort bota botb boti boto bott brab brac brai brak brao brat brca brcb bria bric brik brio brit brka brkb broa brob broc brok broo bror brot brrr brtc btaa btcc btob btor btrc btrt bttb c-bo caaa caab caac caat caba cabi cabo cac- caca cacc caci cack caco cacr caia caib caic caik caio cair cait caka caoi caor cara carb carc cari cark caro carr cart cat- cata catb catc cati cato catt cbac cbar cbat cbbc cbca cbcc cbcr cbct cbia cbir cbit cbka cbko cbkr cbot cbrt cbta cbtc ccaa ccab ccac ccai ccar ccat ccba ccbc ccca cccb cccc ccci ccic ccii ccir ccob ccoc ccra ccrc ccri ccrt cctb cctc cctt ciaa ciak ciao ciar ciat ciba cibc cibi cibo cica cicc cici cico cicr cict ciia ciii ciit cika ciko cikr ciob cior cira cirb circ ciri cirk ciro cirr cirt cita citb citi cito citt ckac ckat ckbc ckbi ckck ckco ckoa ckob ckoc ckoi ckoo ckor ckot ckrc cktb coai coak coat coba cobb cobi cobo coca cock coco coct coia coir coit cok- coka coko coob cook coot cor- cora corb corc cori cork coro corr cort cota cotb cotc coti coto cott crab crac crai crar crat crbc crca crcc crcr cria crib cric crik crit crkc crob croc crok croo cror crot crrt crtc ctab ctba ctbi ctca ctia ctic ctor ctot ctrc ctta iaaa iaac iaai iaat iaba iaca iacc iacr iact iaia iara iarc iart iata iatc iati ibac ibar ibat ibca ibia ibot ibra ibrc ibri ibro ibtb ibtc icaa icab icac icai icao icar icat icbc icca iccb iccc icci icco iccr icct icoc icor icra icrc icrr icrt icta iiac iica iiii iiio iiit iioi iioo iira iirc iita iitr iitt ikar ikat ikki ikko ikoo ikra ikri ioba iobi ioci ioii ioio ioit ioko iooi iooo iora iori iota ioto irac irai irak irao irar irca ircc iri- iria iric irio irka irki irob iroc irra irrc irri irta irti itaa itac itai itak itar itat itia itic itko itoi itoo itor itra itri itta itto k-ci kaaa kaab kaai kaak kaar kaat kaba kabb kabc kabi kabo kabr kacb kacc kaci kaco kact kaia kaib kaic kaii kaik kaio kair kait kaka kakc kaki kakk kako kakt kaoa kaoc kaoi kaok kaor kara karb kari kark karo karr kart kat- kata katb katc kati katk kato katr katt kbaa kbab kbac kbai kbak kbar kbat kbba kbbb kbbc kbbi kbbk kbbo kbbr kbbt kbca kbcb kbci kbck kbco kbcr kbct kbia kbib kbic kbik kbio kbit kbkb kbkk kbko kbkr kboa kbob kboc kboi kbok kboo kbot kbra kbrb kbrc kbri kbrk kbro kbrt kbta kbtb kbtc kbtk kbto kbtr kbtt kcaa kcab kcac kcai kcar kcat kcba kcbc kcbi kcbk kcbr kcca kccb kccc kcci kcck kccr kcct kcic kcii kcir kcit kckc kckk kcko kckr kcob kcor kcot kcrc kcri kcro kcrr kcrt kcta kctb kctc kcti kcto kiab kiac kiai kiar kiba kibb kibc kibi kibo kibr kibt kica kicb kicc kick kicr kict kiia kiic kiii kiik kiit kika kikc kiki kikk kiko kikr kikt kioa kioc kioi kiok kioo kiot kira kirb kirc kiri kirk kiro kirr kirt kita kitc kiti kito kitr kitt kkaa kkac kkai kkar kkat kkba kkbb kkbi kkbo kkbr kkbt kkcb kkci kkck kkco kkcr kkct kkia kkic kkik kkit kkkk kkoa kkob kkoo kkor kkot kkrb kkrc kkrk kkro kkrr kkrt kktc kktk koab koac koai koak koar koba kobb kobc kobi kobk kobo kobr koca kocb koci kock koct koii koir koit koka kokb kokc koki kokk koko kokr koob kooc kooi kook kooo koor koot kora korb korc kori kork koro korr kort kota kotb kotc koti kotk koto kotr kott krab krac krai krak krar krat krba krbb krbi krbk krbr krbt krca krcb krcc krci krco kria krib krik krio krit krka krkc krki