-ana a-ak a-ok aaaa aaac aaan aaar aaca aacc aack aacn aaco aacr aaka aana aaon aaoo aara aarc aaro acaa acac acan acar acca accc acco acoa acon acor acr- acra acrc acro acrr akaa akan akao akar akca akka akko akna akok akon akr- akra ana- anaa anac anak anan anao anar anca ancc anco ank- anka anko anna anno ano- anoa anon anor anrc aoca aono aora aorn arac arak aran arar arc- arca arco arka arko arna arnk arno aroa aron aroo aror arr- arra arrc arrk arro arrr caaa caac caan cac- caca cacc cack caco cacr caka cana canc cank cann cano caor cara carc cark carn caro carr ccaa ccac ccar ccca cccc ccna ccnc ccnr ccoc ccra ccrc ckac ckan ckck ckco cknc ckoa ckoc ckoo ckor ckrc cnaa cnac cnco cnna cnrc cnrr coak coan coca cock coco cok- coka coko con- cona conc conk conn cono cook coon cor- cora corc cork corn coro corr crac cran crar crca crcc crcr crkc crna croc crok cron croo cror kaaa kaak kaan kaar kacc kaco kaka kakc kakk kakn kako kana kann kano kaoa kaoc kaok kaon kaor kara kark karn karo karr kcaa kcac kcar kcca kccc kcck kccr kckc kckk kckn kcko kckr kcno kcnr kcon kcor kcrc kcrn kcro kcrr kkaa kkac kkan kkar kkck kkcn kkco kkcr kkkk kknn kkno kkoa kkon kkoo kkor kkrc kkrk kkrn kkro kkrr knaa knac knan knar knca knck kncn knco kncr knkk knnk knnr knoc knok knon knor knrk knro koac koak koan koar koca kock kocn koka kokc kokk kokn koko kokr kona konc konk kono kooc kook koon kooo koor kora korc kork korn koro korr krac krak kran krar krca krcc krcn krco krka krkc krkk krkn krko krkr krna krnk krnn krno kroa kroc krok kroo kror krrc krrk krrn krro krrr naaa naac naan naar naca nacc nack naco naka nako nan- nana nann nano naoc naor nara narc nark narn naro narr ncaa ncac ncar ncca nccc nccn nccr ncna ncnc ncoa ncoc ncor ncra ncrc nkok nkor nnnn noaa noac noak nock noco noko non- nona nonn nono noo- nook noon nooo noor nor- nora norc nork norn noro norr nrca nrna nroc nron nrrc oara ocac ocak ocan occa occc occn ocna ocon ocra ocro ocrr okak okan okka okko okna okno okok okon okor okra okro onan onar onc- onca onco onna onno onon onor onra ooaa ooak oocr oona oooo oora orac orak oran orao orar orca orco orka orko orna ornc orno oro- orok oron oror orra orro raak raan rac- raca racc rack raco raka rakk rana ranc rank rann rano raoc raok rara rark raro rcac rccc rcnr rcon rnco roak roan roar roca rocc rock roco roka rokk roko rokr rona ronc ronk rono rook roon roor rora rorc rork roro rrna rrrr