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 abai abaj abak abar abas abb- abba abbb abbi abbr abbs abca abcb abcc abci abcr abcs abia abib abic abir abis abjs abra abrc abri abrs abs- absa absi abss acaa acab acac acai acar acas acba acca accc acci accs aci- acia acic acir acis acks acr- acra acrc acri acrr acrs acsa acsc acsi acss aiai aias aiba aica aicc aicr aics aiia aiib aiic aiir aija aika aiki aiks aira airi airs aisa aisb aisi aisj aisk aisr ajab ajac ajak ajar ajas ajba ajis ajka ajri ajss akaa akai akar akas akca akia akij akik akir akis akka akki akr- akra aksa aksi arab arac arai arak arar aras arba arbi arbs arc- arca arci arcs aria arib arii arij arik aris arja arka arki arks arr- arra arrc arri arrk arrr arrs ars- arsa arsc arsi arsk asaa asab asac asai asak asar asas asba asc- asca ascb ascc asci ascj ascr asia asic asii asij asik asir asis asja aska aski askr asks asra asrc asrs assa assc assi assk assr asss ba-i baaa baak baar baas baba babb babi babr babs bac- baca bacc baci back bacs baia baib baic baik bair bais baja baji bajs bak- baka baki bakr baks bar- bara barb barc bari bark barr bars basa basc basi bask bass bbas bbbb bbbs bbci bbrc bcaa bcar bcas bcbc bcbs bcca bccc bcci bccs bcia bcis bcra bcrs bcsa bcsc bcss biaj biak biar bias biba bibb bibi bibs bica bicc bici bick bics biis bija biji bijs bira birb biri birk birr birs bis- bisa bisc bisk biss bjcc brab brac brai braj brak bras brca brcb bria bric brik bris brka brkb brrr brrs brsb brsr bsaa bsac bsas bsci bscs bsic bsra bssc caaa caab caac caas caba cabi cabs cac- caca cacc caci cack cacr caia caib caic caik cair cais caja caji caka cara carb carc cari carj cark carr cars casa casb casc casi cask casr cass cbac cbar cbbc cbbs cbca cbcc cbcr cbcs cbia cbir cbka cbkj cbkr cbrj cbsa cbsc cbsi ccaa ccab ccac ccai ccar ccas ccba ccbc ccca cccb cccc ccci cccs ccic ccii ccir ccis ccra ccrc ccri ccrs ccsa ccsi ccss ciaa ciak ciar cias ciba cibc cibi cica cicc cici cicr cics ciia ciii ciis cika cikr cira cirb circ ciri cirk cirr cirs cis- cisa cisc cisk cisr ciss cjar cjbc cjbk cjca cjcb cjcj cjcs cjic cjrb cjrc cjrj cjrs cjsb cjss ckac ckbc ckbi ckck ckcs ckjr ckjs ckrc cksa cksb crab crac crai craj crar cras crbc crca crcc crcr cria crib cric 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 iaaa iaac iaai iaas iaba iaca iacc iacr iacs iaia iais iara iarc iars iasa iasc iasi iask iasr ibac ibar ibas ibca ibcs ibia ibis ibra ibrc ibri ibsa ibss icaa icab icac icai icar icas icbc icbs icca iccb iccc icci iccr iccs icis icks icra icrc icrr icrs icsa icsb icsc icsi icsr icss iiac iias iica iiii iiis iira iirc iirs iisc iisi iisj iisr ijji ikar ikki ikra ikri irac irai iraj irak irar iras irca ircc ircs iri- iria iric iris irka irki irks irra irrc irri irrs irsa is-a isac isai isak isar isas isba isca iscc isci iscr iscs isia isic isis iska isra isri issa issc issi issr isss jaak jaar jaas jaba jabi jabr jabs jaca jacc jaci jack jacs jair jais jaja jaji jaka jaki jara jarc jari jark jarr jars jasa jasc jask jass jbaa jbar jcbc jccc jcci jcrc jcss jias jibb jibi jibs jick jiji jijk jika jira jiri jirk jisa jisc jjar jjcc jkcs jrbr jsci jssr jsss k-ci kaaa kaab kaai kaak kaar kaas kaba kabb kabc kabi kabr kacb kacc kaci kacs kaia kaib kaic kaii kaij kaik kair kais kaja kajb kajc kaji kajk kajr kaka kakc kaki kakj kakk kaks kara karb kari karj kark karr kars kas- kasa kasb kasc kasi kask kasr kass kbaa kbab kbac kbai kbak kbar kbas kbba kbbb kbbc kbbi kbbk kbbr kbbs kbca kbcb kbci kbck kbcr kbcs kbia kbib kbic kbij kbik kbis kbja kbjc kbji kbjk kbjs kbkb kbkk kbkr kbra kbrb kbrc kbri kbrj kbrk kbsa kbsb kbsi kbsj kbsk kbsr kbss kcaa kcab kcac kcai kcar kcas kcba kcbc kcbi kcbk kcbr kcbs kcca kccb kccc kcci kcck kccr kcic kcii kcir kcis kcjb kcjc kcjj kcjk kckc kckj kckk kckr kcrc kcri kcrr kcrs kcsa kcsb kcsc kcsi kcsj kcsr kcss kiab kiac kiai kiar kias kiba kibb kibc kibi kibr kibs kica kicb kicc kicj kick kicr kics kiia kiic kiii kiik kiis kija kiji kika kikc kiki kikk kikr kira kirb kirc kiri kirk kirr kirs kisa kisc kisi kisk kisr kiss kjaa kjac kjak kjas kjbb kjbi kjbr kjcb kjcc kjck kjcr kjcs kjia kjic kjik kjir kjjj kjjk kjjr kjjs kjkj kjkk kjks kjrb kjrc kjsa kjsk kjsr kkaa kkac kkai kkar kkba kkbb kkbi kkbj kkbr kkbs kkcb kkci kkcj kkck kkcr kkcs kkia kkic kkik kkjb kkjk kkkj kkkk kkrb kkrc kkrk kkrr kkrs kksa kksi kksj kksr kkss krab krac krai kraj krak krar kras krba krbb krbi krbk krbr krca krcb krcc krci krcs kria krib krik kris krjb krjc krjk krka krkc krki krkk krkr krks krrb krrc krri krrk krrr krrs krsa krsc krsj krsk krsr krss ksab ksac ksak ksar ksas ksba ksbc ksbi ksbj ksbr ksbs ksca kscb ksci kscj ksck kscr kscs ksib ksii ksik ksir ksis ksjb ksjc ksji ksjj ksjk ksjs kska kskb kskk kskr ksks ksra ksrb