a-ak a-ok aaaa aaac aaaf aaar aaca aacc aacf aack aaco aacr aafa aafc aaff aaka aaoo aara aarc aaro acaa acac acar acca accc accf acco acfc acoa acor acr- acra acrc acro acrr afaa afak afao afar afca afcc affa affc affo afka afkr afoa afoo afor afr- afra afrc afro ajac ajak ajao ajar ajka ajkf ajoo akaa akao akar akca akka akko akok akr- akra aoca aora arac araf arak arar arc- arca arco arfa arfc arff arja arjo arka arko aroa aroo aror arr- arra arrc arrk arro arrr caaa caac caaf cac- caca cacc cack caco cacr cafa cafc caff caja caka caor cara carc carf carj cark caro carr ccaa ccac ccaf ccar ccca cccc cccf ccfa ccfc ccff ccjo ccoc ccra ccrc ccrf cfaa cfac cfao cfar cfca cfcf cfco cffr cfoa cfor cfra cjar cjca cjcj cjfr cjor cjrc cjrj ckac ckck ckco ckfr ckjr ckoa ckoc ckoo ckor ckrc coak coca cock coco cofc coff cojo cok- coka coko coof cook cor- cora corc corf cork coro corr crac craf craj crar crca crcc crcr crfc crkc croc crok croo cror f--k faaa faac faca facc fack fafa fafc faff fafo faja fajr fako fara farc fark faro farr fcar fcca fccf fccj fcra ffar ffcc ffff ffrr fjca foaf foak foar foca focj fock foco fofo foof fook for- fora forj fork foro forr frac frak frcc frfc j-ro jaaf jaak jaar jaca jacc jack jaco jafa jafc jaff jafr jaja jaka jako jara jarc jarf jark jaro jarr jccc jcrc jjar jjcc joao joar joca jock joco jofa jofr jojo joka joof jook joor jora jorf jork joro kaaa kaaf kaak kaar kacc kaco kafa kafc kaff kafr kaja kajc kajk kajo kajr kaka kakc kakj kakk kako kaoa kaoc kaok kaor kara karf karj kark karo karr kcaa kcac kcar kcca kccc kcck kccr kcfa kcfc kcfj kcfo kcjc kcjf kcjj kcjk kckc kckf kckj kckk kcko kckr kcof kcor kcrc kcro kcrr kfac kfar kfcf kfco kfcr kffa kfff kffk kfjc kfjk kfka kfok kfoo kfor kfra kfrc kfrj kfro kfrr kjaa kjac kjak kjcc kjck kjcr kjff kjfk kjjf kjjj kjjk kjjo kjjr kjkj kjkk kjoc kjoj kjok kjor kjrc kjrf kkaa kkac kkar kkcj kkck kkco kkcr kkfr kkjk kkkj kkkk kkoa kkoj kkoo kkor kkrc kkrf kkrk kkro kkrr koac koak koar koca kocf kock kofa kofc koff kofk kofo koja kojo koka kokc kokf kokk koko kokr kooc kook kooo koor kora korc korf kork koro korr krac kraj krak krar krca krcc krco krfc krff krfo krjc krjk krjo krka krkc krkk krko krkr kroa kroc krof krok kroo kror krrc krrf krrk krro krrr oafc oafo oara ocac ocak occa occc ocfa ocra ocro ocrr ofcr off- offa offc offo offr ofor ofra ojak ojok okak okja okka okko okok okor okra okro ooaa ooak oocr ooff oooo oora orac orak orao orar orca orco orff orka orko oro- orof orok oror orra orro raaf raaj raak rac- raca racc rack raco rafa rafc raff raja rajo raka rakk raoc raok rara rarf rark raro rcac rcaf rccc rcfc rffc rkkf roaf roak roar roca rocc rock roco rofc roff rofo roja rojo roka rokk roko rokr roof rook roor rora rorc rork roro rrfc rrrr