a-ak a-ok aaaa aaac aaal aaar aaca aacc aack aacl aaco aacr aaka aala aalc aall aalo aaoo aara aarc aaro acaa acac acar acca accc acco acla aclc aclr acoa acol acor acr- acra acrc acro acrr akaa akal akao akar akca akka akko aklo akok akr- akra alaa alac alak alal alao alar alca alcc alco alk- alka alko all- alla alll allo allr aloa aloc alok alol aloo alor alro aoca aola aora arac arak aral arar arc- arca arco arka arko arla arlo aroa aroo aror arr- arra arrc arrk arro arrr caaa caac caal cac- caca cacc cack caco cacr caka cala calc calk call calo caol caor cara carc cark carl caro carr ccaa ccac ccar ccca cccc cccl ccla cclc ccoc ccra ccrc ccrl ckac ckck ckcl ckco ckoa ckoc ckoo ckor ckrc clar clok cloo clor clra clro coak coal coca cock coco cok- coka coko col- cola colk coll colo cook cool cor- cora corc cork corl coro corr crac crar crca crcc crcr crkc crkl croc crok crol croo cror k-lo kaaa kaak kaal kaar kacc kacl kaco kaka kakc kakk kako kala kalc kalk kall kalo kaoa kaoc kaok kaol kaor kara kark karl karo karr kcaa kcac kcal kcar kcca kccc kcck kccl kccr kckc kckk kckl kcko kckr kcla kclc kclk kcll kclr kcol kcor kcrc kcro kcrr kkaa kkac kkal kkar kkck kkcl kkco kkcr kkkk kklc kkll kklo kkoa kkol kkoo kkor kkrc kkrk kkrl kkro kkrr klaa klac klak klal klar klca klcc klck klcl klcr klka klkc klkk klkl klko klkr klla kllc kllk kloa kloc klok klol kloo klor klrc klrk klrr koac koak koal koar koca kock koka kokc kokk koko kokr kola kolc kolk koll kolo kolr kooc kook kool kooo koor kora korc kork korl koro korr krac krak kral krar krca krcc krcl krco krka krkc krkk krko krkr krla krlc kroa kroc krok krol kroo kror krrc krrk krrl krro krrr laaa laac laak laal laar laca lacc lack lacl laco laka lala lall lalo lara larc lark larr lcac lcca lccc lcor lcra lcrl lkal llao llcc lllc llll lloa lloc lloo loac loar loca locc lock loco loka lokk loko lola loll lolo looc look lool loor lora lork loro lrac lral lroc lrrc lrrr oall oara ocac ocak ocal occa occc oclc ocra ocrl ocro ocrr okak okka okko okla oklo okok okol okor okra okro olac olar olca olcc olka olla ollo olor ooaa ooak oocr oola oolo oooo oora orac orak oral orao orar orca orco orka orko orla orlo oro- orok oror orra orro raak rac- raca racc rack raco raka rakk rala rall ralo raoc raok raol rara rark raro rcac rccc roak roar roca rocc rock roco roka rokk roko rokr rola rolk roll rolo rook rool roor rora rorc rork roro rrrr