-ana a-ak a-ok aaaa aaab aaac aaaf aaal aaan aaba aabb aabc aabl aaca aacb aacc aacf aack aacl aacn aaco aafa aafb aafc aaff aafl aaka aala aalc aall aalo aana aaon aaoo abaa abab abac abaf abak abal aban abb- abba abbb abbo abca abcb abcc abcf abcl abcn abff abla ablo aboa abob abof abok abol abon aboo acaa acab acac acan acba acbl acca accc accf acco acfc acfl acla aclc acoa acol acon afaa afak afan afao afca afcb afcc affa affc affo afka afla aflc afoa afol afoo akaa akal akan akao akca akka akko aklo akna akok akon alaa alac alak alal alan alao alb- alba albc albo alca alcc alco alfa alk- alka alkb alko all- alla alll alln allo alna aloa aloc alof alok alol alon aloo ana- anaa anab anac anak anal anan anao anba anbb anbl anbo anca ancc anco anfa anfo ank- anka anko anla anlc anln anlo anna annb anno ano- anoa anon aoba aoca aola aonb aono baaa baaf baak baal baan baba babb babo bac- baca bacc back bacn baco bafc baff bafo bak- baka bakl bako bala balc balf balk ball balo bana banc bank bann bano baol baon bbbb bbfc bbfn bblb bcaa bcbc bcca bccc bccl bcfc bcof bfca bffl blaa blab blac blak blan blfc blkb blno blob bloc blok blon bloo bnoc boab boac boak boal boan boba bobb bobo boca bock boco bofa boff boka bokn boko bola bolk boll boln bolo bona bonc bonk bonn bono boob booc boof book bool boon c-bo caaa caab caac caaf caal caan caba cabf cabo cac- caca cacc cack caco cafa cafb cafc caff cafl caka cala calc calf calk call calo cana canc cank cann cano caol cbac cbal cbbc cbca cbcc cbcl cbcn cbfb cbfc cbka cbkl cbkn cbko cblb cblc cbln cbna cbol ccaa ccab ccac ccaf ccba ccbc ccbn ccca cccb cccc cccf cccl ccfa ccfc ccff ccfl ccla cclc ccna ccnb ccnc ccnf ccob ccoc cfaa cfab cfac cfao cfbc cfbn cfca cfcb cfcf cfcl cfcn cfco cffb cfln cfnb cfoa ckac ckan ckbc ckck ckcl ckco cklf ckln cknb cknc ckoa ckob ckoc ckoo clab claf clan clob clof clok clon cloo cnaa cnac cnbc cnbl cnco cnfa cnna coak coal coan coba cobb cobo coca cock coco cofc coff cok- coka coko col- cola colb colk coll coln colo con- cona conc conf conk conn cono coob coof cook cool coon f--k faaa faac faan faba fabo faca facc fack fafa fafc faff fafo fako fala falc falk fall faln falo fana fanc fank fano faon fbla fcab fcal fcba fcca fccf fcnl ffcc ffff fkab flab flac flak flan flao flcl flna flnb flnc flob floc flok flon floo fnac fnlc foaf foak foal foan foba foca fock foco fofo fola folc folk foll folo fono foof fook fool foon k-lo kaaa kaab kaaf kaak kaal kaan kaba kabb kabc kabf kabo kacb kacc kacl kaco kafa kafc kaff kafn kaka kakc kakk kakn kako kala kalb kalc kalf kalk kall kaln kalo kana kanb kanf kann kano kaoa kaoc kaok kaol kaon kbaa kbab kbac kbak kbal kbba kbbb kbbc kbbf kbbk kbbl kbbo kbca kbcb kbck kbcl kbco kbfb kbfc kbff kbfk kbfl kbfo kbkb kbkf kbkk kbkl kbko kbla kblb kblf kbll kblo kbna kbnl kbnn kbno kboa kbob kboc kbok kbon kboo kcaa kcab kcac kcal kcba kcbc kcbf kcbk kcbl kcca kccb kccc kcck kccl kcfa kcfb kcfc kcfl kcfn kcfo kckc kckf kckk kckl kckn kcko kcla kclc kclf kclk kcll kcln kcnb kcno kcob kcof kcol kcon kfab kfac kfal kfan kfbc kfbk kfbn kfcf kfco kffa kffb kfff kffk kffn kfka kfkb kfla kflb kflc kflf kfll kfln kflo kfna kfnc kfnf kfnk kfnl kfnn kfno kfok kfon kfoo kkaa kkac kkal kkan kkba kkbb kkbl kkbn kkbo kkcb kkck kkcl kkcn kkco kkfn kkkk kklb kklc kklf kkll kkln kklo kknb kknn kkno kkoa kkob kkol kkon kkoo klaa klab klac klaf klak klal klan klbb klbc klbf klbl klbn klca klcb klcc klck klcl klcn klfa klfc klff klfn klka klkc klkk klkl klkn klko klla kllb kllc kllk klnc klnn klno kloa klob kloc klok klol klon kloo knaa knab knac knaf knal knan knba knbb knbc knbn knca kncb knck kncn knco knfa knfl knfo knkk knla knlb knlc knlf knnb knnk knob knoc knok knol knon koab koac koak koal koan koba kobb kobc kobk kobn kobo koca kocb kocf kock kocn kofa kofc koff kofk kofo koka kokb kokc kokf kokk kokn koko kola kolb kolc kolf kolk koll koln kolo kona konc konk kono koob kooc kook kool koon kooo laaa laac laak laal laan laba labo laca lacc lack lacl laco lafb lafc laff laka lala lall lalo lan- lana lanc lank lann lano laon lbcc lcac lcbc lcca lccc lcfc lfca lfcc lkab lkal lkan llan llao llcc lllc llll lloa lloc lloo lnnk loac loaf loan lob- loba lobb lobo loca locc lock locn loco lofa loff lofn loka lokk loko lola loll lolo lona lonk lono loob looc loof look lool loon naaa naab naac naal naan naba nabc nabf nabk nabl nabo naca nacc nacf nack nacl naco nafa nafc naff nafl nafo naka nako nala nalc nall nan- nana nanb nann nano naoc nbaa nbaf nbak nbbc nbbo nbca nbcc nbco nbfa nbfc nbfl ncaa ncac ncba ncbc ncca nccc nccf nccn ncfc nclc ncln ncna ncnc ncoa ncoc nfaa nfff nfon nkfc nkok nlab nlcc nlcf nnnn noaa noac noak noal noba nobc nobo nock nocl noco noko nola nolf noll nolo non- nona nonn nono noo- noob nook nool noon nooo oafc oafo oall obak obal oban obba obbo obkb obla obok obol obon ocab ocac ocak ocal ocan ocbc occa occc occn ocfa oclc ocna ocon ofan ofcl off- offa offc offo ofla ofna ofno okak okan okka okko