a-ak a-ii aaaa aaab aaac aaai aaar aaas aaba aabb aabc aabi aaca aacb aacc aaci aack aacr aacs aaib aaic aaii aais aaka aara aarc aari aars aasa aasc aasi aass abaa abab abac abag abai abak abar abas abb- abba abbb abbi abbr abbs abca abcb abcc abci abcr abcs abia abib abic abig abir abis abra abrc abri abrs abs- absa absi abss acaa acab acac acag acai acar acas acba acca accc acci accs acga acgi acgr acgs aci- acia acic acir acis acks acr- acra acrc acri acrr acrs acsa acsc acsi acss agac agag agai agar agas agba agca agcc agga aggi agia agib agic agig agii agir agis agra agri agsa agsg aiai aias aiba aica aicc aicr aics aiga aiia aiib aiic aiir aika aiki aiks aira airi airs aisa aisb aisg aisi aisk aisr akaa akai akar akas akca akia akik akir akis akka akki akr- akra aksa aksi arab arac arag arai arak arar aras arba arbi arbs arc- arca arci arcs arga argb argi args aria arib arig arii arik aris arka arki arks arr- arra arrc arrg arri arrk arrr arrs ars- arsa arsc arsi arsk asaa asab asac asag asai asak asar asas asba asc- asca ascb ascc asci ascr asia asic asii asik asir asis aska aski askr asks asra asrc asrg asrs assa assc assi assk assr asss ba-i baaa baak baar baas baba babb babi babr babs bac- baca bacc baci back bacs baga bagg bagi bags baia baib baic baig baik bair bais bak- baka baki bakr baks bar- bara barb barc barg bari bark barr bars basa basc basi bask bass bbas bbbb bbbs bbci bbga bbrc bbrg bcaa bcar bcas bcbc bcbg bcbs bcca bccc bcci bccs bcgs bcia bcis bcra bcrs bcsa bcsc bcss bgca bggs bgia biak biar bias biba bibb bibi bibs bica bicc bicg bici bick bics biga bigb bigc bigg bigs biis bira birb birg biri birk birr birs bis- bisa bisc bisk biss brab brac brag brai brak bras brca brcb bria bric brig brik bris brka brkb brrr brrs brsb brsr bsaa bsac bsas bsci bscs bsgs bsic bsra bssc caaa caab caac caas caba cabg cabi cabs cac- caca cacc caci cack cacr caga cagg cagi cagr cags caia caib caic caik cair cais caka cara carb carc cari cark carr cars casa casb casc casi cask casr cass cbac cbar cbbc cbbs cbca cbcc cbcr cbcs cbga cbgb cbia cbir cbka cbkg cbkr cbsa cbsc cbsi ccaa ccab ccac ccag ccai ccar ccas ccba ccbc ccca cccb cccc ccci cccs ccga ccgc ccgs ccic ccii ccir ccis ccra ccrc ccrg ccri ccrs ccsa ccsg ccsi ccss cgac cgas cgcc cgcg cggs cgis cgsb cgss ciaa ciak ciar cias ciba cibc cibi cica cicc cici cicr cics ciga cigi cigs ciia ciii ciis cika cikr cira cirb circ ciri cirk cirr cirs cis- cisa cisc cisk cisr ciss ckac ckbc ckbi ckck ckcs ckga ckrc cksa cksb crab crac crag crai crar cras crbc crca crcc crcr crgs cria crib cric crig crik cris crkc crsa crss csaa csab csac csak csar csas cscb cscc csci cscr cscs csia csib csik csir csis cska csks csra csrc csrs cssa cssr gaar gaas gaba gabb gabi gabr gabs gack gaga gagg gagi gags gaia gaig gair gais gaki gara garb garg gari garr gars gasa gasb gasc gasi gask gasr gass gbag gbas gbbs gc-c gcaa gcbc gccc gccs gcic gcii gcrg gcss gggg ggss giaa giac giai gias giba gibb gibs gica gick gicr giga gigg gigi gigs giis gira girg giri girk girr girs gisa giss grab grac grai gras grbr grcc gria grib gric grig gris grrr grrs grss gsab gsis gskb iaaa iaac iaai iaas iaba iaca iacc iacr iacs iags iaia iais iara iarc iars iasa iasc iasi iask iasr ibac ibar ibas ibca ibcs ibga ibia ibis ibra ibrc ibri ibsa ibss icaa icab icac icag icai icar icas icbc icbs icca iccb iccc icci iccr iccs icga icgc icis icks icra icrc icrr icrs icsa icsb icsc icsi icsr icss igac igar igas igba igbc igcc igga iggs igia igis igkc igra igri iiac iias iica iiii iiis iira iirc iirs iisc iisi iisr ikar ikig ikki ikra ikri irac irai irak irar iras irca ircc ircg ircs irgs iri- iria iric irig iris irka irki irks irra irrc irri irrs irsa irsg is-a isac isai isak isar isas isba isca iscc isci iscr iscs isgc isia isic isis iska isra isrg isri issa issc issi issr isss k-ci kaaa kaab kaag kaai kaak kaar kaas kaba kabb kabc kabg kabi kabr kacb kacc kaci kacs kag- kaga kagb kagc kagg kagi kagr kags kaia kaib kaic kaig kaii kaik kair kais kaka kakc kaki kakk kaks kara karb karg kari kark karr kars kas- kasa kasb kasc kasi kask kasr kass kbaa kbab kbac kbai kbak kbar kbas kbba kbbb kbbc kbbg kbbi kbbk kbbr kbbs kbca kbcb kbci kbck kbcr kbcs kbga kbgb kbgg kbgr kbia kbib kbic kbig kbik kbis kbkb kbkg kbkk kbkr kbra kbrb kbrc kbrg kbri kbrk kbsa kbsb kbsg kbsi kbsk kbsr kbss kcaa kcab kcac kcai kcar kcas kcba kcbc kcbi kcbk kcbr kcbs kcca kccb kccc kcci kcck kccr kcgc kcgi kcgr kcgs kcic kcii kcir kcis kckc kckk kckr kcrc kcrg kcri kcrr kcrs kcsa kcsb kcsc kcsg kcsi kcsr kcss kgab kgac kgak kgas kgba kgbb kgbc kgbr kgcb kgcc kgcr kgga kggg kggi kggr kgia kgir kgks kgra kgrb kgrc kgrg kgri kgrk kgrr kgrs kgsr kiab kiac kiai kiar kias kiba kibb kibc kibg kibi kibr kibs kica kicb kicc kicg kick kicr kics kiga kigc kigs kiia kiic kiii kiik kiis kika kikc kiki kikk kikr kira kirb kirc kiri kirk kirr kirs kisa kisc kisi kisk kisr kiss kkaa kkac kkag kkai kkar kkba kkbb kkbg kkbi kkbr kkbs kkcb kkci kkck