a-ak a-ok aaaa aaac aaaf aaar aaca aacc aacf aack aaco aacr aact aafa aafc aaff aaka aaoo aara aarc aaro aart aata aatc aatf aatk aatt ac-t acaa acac acar acat acca accc accf acco acct acfc acft acoa acor acot acr- acra acrc acro acrr acta actc actf acto actt afaa afak afao afar afat afca afcc affa affc affo afft afka afkr afoa afoo afor afr- afra afrc afro afta aftc akaa akao akar akca akka akko akok akot akr- akra aoca aora aort aotc aotf arac araf arak arar arat arc- arca arco arct arfa arfc arff arft arka arko aroa aroo aror arr- arra arrc arrk arro arrr arrt arta artc arto artr at-t ataa atac atak atar atat atca atcc atcf atck atco atcr atfc atka atkt atoc atof atok ator atot atra atrc atrk atro atta atto attr caaa caac caaf caat cac- caca cacc cack caco cacr cafa cafc caff caka caor cara carc carf cark caro carr cart cat- cata catc catf cato catt ccaa ccac ccaf ccar ccat ccca cccc cccf ccfa ccfc ccff ccoc ccra ccrc ccrf ccrt cctc cctt cfaa cfac cfao cfar cfca cfcf cfco cffr cfoa cfor cfra cfrt cfta cftc cftk cftr ckac ckat ckck ckco ckfr ckoa ckoc ckoo ckor ckot ckrc coak coat coca cock coco coct cofc coff coft cok- coka coko coof cook coot cor- cora corc corf cork coro corr cort cota cotc coto cott crac craf crar crat crca crcc crcr crfc crkc croc crok croo cror crot crrt crtc crtf ctca ctcf ctfc ctfo ctor ctot ctrc ctta f--k faaa faac faca facc fack fact fafa fafc faff fafo fako fakt fara farc fark faro farr fart fata fatc fatf fato fatt fcar fcat fcca fccf fcot fcra fcto ffar ffcc ffff ffrr fftf foaf foak foar foca fock foco fofo foof fook foot for- fora fork foro forr fort fota foto fott frac frak frat frcc frfc frot frta ft-c ftfc kaaa kaaf kaak kaar kaat kacc kaco kact kafa kafc kaff kafr kaka kakc kakk kako kakt kaoa kaoc kaok kaor kara karf kark karo karr kart kat- kata katc katf katk kato katr katt kcaa kcac kcar kcat kcca kccc kcck kccr kcct kcfa kcfc kcfo kcft kckc kckf kckk kcko kckr kcof kcor kcot kcrc kcro kcrr kcrt kcta kctc kcto kfac kfar kfat kfcf kfco kfcr kffa kfff kffk kfka kfok kfoo kfor kfra kfrc kfro kfrr kfta kftc kftk kftt kkaa kkac kkar kkat kkck kkco kkcr kkct kkfr kkft kkkk kkoa kkoo kkor kkot kkrc kkrf kkrk kkro kkrr kkrt kktc kktk koac koak koar koca kocf kock koct kofa kofc koff kofk kofo koft koka kokc kokf kokk koko kokr kooc kook kooo koor koot kora korc korf kork koro korr kort kota kotc kotk koto kotr kott krac krak krar krat krca krcc krco krfc krff krfo krft krka krkc krkk krko krkr kroa kroc krof krok kroo kror krrc krrf krrk krro krrr krrt krta krtc krtk krto krtr ktaa ktak ktao ktar ktat ktcc ktck ktco ktcr ktfc ktfo ktkc ktkk ktko ktkr ktkt ktoc ktok ktoo ktor ktot ktrc ktrf ktrk ktro ktrr ktrt kttc kttf kttk ktto kttr kttt oafc oafo oara ocac ocak ocat occa occc occt ocfa ocra ocro ocrr oct- octa octo ofcr off- offa offc offo offr ofor ofra ofta okak okka okko okok okor okot okra okro okta okto ooaa ooak oocr ooff oooo oora oort orac orak orao orar orat orca orco orff orka orko oro- orof orok oror orot orra orro orta ortc orto otac otak otar otfc oto- otof otok otoo otor otra otro otta otto raaf raak raat rac- raca racc rack raco ract rafa rafc raff raft raka rakk rakt raoc raok rara rarf rark raro rata ratf ratk rato ratt rcac rcaf rccc rcfc rctc rffc rftc rkkf roaf roak roar roat roca rocc rock roco rofc roff rofo roka rokk roko rokr roof rook roor root rora rorc rork roro rort rota rotc rotk roto rotr rott rrat rrfc rrrr rtca rtcc rtfc taa- taaf taar taat taca tacc tack taco tact tafa tafc taff tafo taft taka takk tako takt taoa taor tara tarc tarf tark taro tarr tart tata tato tatr tatt tcca tccc tcfc tctc tfca tfot tftc tkac tkof toat toca tock toco tofa toff tofo toft toka toko tooa toof took toor toot tora torc torf tork toro torr tort tota totc toto totr tott traa trac traf trak trao trat trca trcc trfc trfr troa troc troo trot trra trtc trtr ttfa ttfc ttff tttt