-ana a-ak a-ok aaaa aaac aaaf aaan aaar aaca aacc aacf aack aacn aaco aacr aafa aafc aaff aaka aana aaon aaoo aara aarc aaro acaa acac acan acar acca accc accf acco acfc acoa acon acor acr- acra acrc acro acrr afaa afak afan afao afar afca afcc affa affc affo afka afkr afoa afoo afor afr- afra afrc afro akaa akan akao akar akca akka akko akna akok akon akr- akra ana- anaa anac anak anan anao anar anca ancc anco anfa anfo ank- anka anko anna anno ano- anoa anon anor anrc aoca aono aora aorn arac araf arak aran arar arc- arca arco arfa arfc arff arka arko arna arnk arno aroa aron aroo aror arr- arra arrc arrk arro arrr caaa caac caaf caan cac- caca cacc cack caco cacr cafa cafc caff caka cana canc cank cann cano caor cara carc carf cark carn caro carr ccaa ccac ccaf ccar ccca cccc cccf ccfa ccfc ccff ccna ccnc ccnf ccnr ccoc ccra ccrc ccrf cfaa cfac cfao cfar cfca cfcf cfcn cfco cffr cfnr cfoa cfor cfra cfrn ckac ckan ckck ckco ckfr cknc ckoa ckoc ckoo ckor ckrc cnaa cnac cnco cnfa cnna cnrc cnrr coak coan coca cock coco cofc coff cok- coka coko con- cona conc conf conk conn cono coof cook coon cor- cora corc corf cork corn coro corr crac craf cran crar crca crcc crcr crfc crkc crna croc crok cron croo cror f--k faaa faac faan faca facc fack fafa fafc faff fafo fako fana fanc fank fano faon fara farc fark faro farr fcar fcca fccf fcra ffar ffcc ffff ffrr fnac fnar foaf foak foan foar foca fock foco fofo fono foof fook foon for- fora fork forn foro forr frac frak fran frcc frcn frfc fron kaaa kaaf kaak kaan kaar kacc kaco kafa kafc kaff kafn kafr kaka kakc kakk kakn kako kana kanf kann kano kaoa kaoc kaok kaon kaor kara karf kark karn karo karr kcaa kcac kcar kcca kccc kcck kccr kcfa kcfc kcfn kcfo kckc kckf kckk kckn kcko kckr kcno kcnr kcof kcon kcor kcrc kcrn kcro kcrr kfac kfan kfar kfcf kfco kfcr kffa kfff kffk kffn kfka kfna kfnc kfnf kfnk kfnn kfno kfok kfon kfoo kfor kfra kfrc kfrn kfro kfrr kkaa kkac kkan kkar kkck kkcn kkco kkcr kkfn kkfr kkkk kknn kkno kkoa kkon kkoo kkor kkrc kkrf kkrk kkrn kkro kkrr knaa knac knaf knan knar knca knck kncn knco kncr knfa knfo knfr knkk knnk knnr knoc knok knon knor knrk knro koac koak koan koar koca kocf kock kocn kofa kofc koff kofk kofo koka kokc kokf kokk kokn koko kokr kona konc konk kono kooc kook koon kooo koor kora korc korf kork korn koro korr krac krak kran krar krca krcc krcn krco krfc krff krfn krfo krka krkc krkk krkn krko krkr krna krnk krnn krno kroa kroc krof krok kroo kror krrc krrf krrk krrn krro krrr naaa naac naan naar naca nacc nacf nack naco nafa nafc naff nafo naka nako nan- nana nann nano naoc naor nara narc narf nark narn naro narr ncaa ncac ncar ncca nccc nccf nccn nccr ncfc ncna ncnc ncoa ncoc ncor ncra ncrc nfaa nfff nfon nfra nkfc nkok nkor nkrf nnnn noaa noac noak nock noco noko non- nona nonn nono noo- nook noon nooo noor nor- nora norc norf nork norn noro norr nrca nrfc nrna nroc nron nrrc oafc oafo oara ocac ocak ocan occa occc occn ocfa ocna ocon ocra ocro ocrr ofan ofcr off- offa offc offo offr ofna ofno ofor ofra okak okan okka okko okna okno okok okon okor okra okro onan onar onc- onca oncf onco onna onno onon onor onra ooaa ooak oocr ooff oona oooo oora orac orak oran orao orar orca orco orff orka orko orna ornc orno oro- orof orok oron oror orra orro raaf raak raan rac- raca racc rack raco rafa rafc raff raka rakk rana ranc rank rann rano raoc raok rara rarf rark raro rcac rcaf rccc rcfc rcnr rcon rffc rkkf rnaf rnco roaf roak roan roar roca rocc rock roco rofc roff rofo roka rokk roko rokr rona ronc ronk rono roof rook roon roor rora rorc rork roro rrfc rrna rrrr