a-ak a-ok aaaa aaac aaaf aaal aaar aaas aaca aacc aacf aack aacl aaco aacr aacs aafa aafc aaff aafl aaka aala aalc aall aalo aals aaoo aara aarc aaro aars aasa aasc aasf aass acaa acac acar acas acca accc accf acco accs acfc acfl acfs acks acla aclc aclr acls acoa acol acor acos acr- acra acrc acro acrr acrs acsa acsc acsl acss afaa afak afao afar afca afcc afcs affa affc affo affs afka afkr afla aflc afoa afol afoo afor afr- afra afrc afro afrs afsa afsc akaa akal akao akar akas akca akka akko aklo akok akos akr- akra aksa alaa alac alak alal alao alar alas alca alcc alco alcs alfa alfs alk- alka alko all- alla alll allo allr alls aloa aloc alof alok alol aloo alor alos alro alsa alsc also aoca aocs aoks aola aora aors aoss arac araf arak aral arar aras arc- arca arco arcs arfa arfc arff arfs arka arko arks arla arlo aroa aroo aror aros arr- arra arrc arrk arro arrr arrs ars- arsa arsc arsk arso asaa asac asaf asak asal asao asar asas asc- asca ascc ascl asco ascr asfa aska asko askr asks asla aslo aslr asoc asof asok asor asos asra asrc asro asrs assa assc assk assl asso assr asss caaa caac caaf caal caas cac- caca cacc cack caco cacr cafa cafc caff cafl cafs caka cala calc calf calk call calo cals caol caor caos cara carc carf cark carl caro carr cars casa casc cask casl caso casr cass ccaa ccac ccaf ccar ccas ccca cccc cccf cccl cccs ccfa ccfc ccff ccfl ccla cclc ccls ccoc ccra ccrc ccrf ccrl ccrs ccsa ccsf ccsl ccss cfaa cfac cfao cfar cfca cfcf cfcl cfco cfcs cffr cfls cfoa cfor cfos cfra cfsa cfsl ckac ckck ckcl ckco ckcs ckfr cklf ckoa ckoc ckoo ckor ckos ckrc cksa cksl ckso claf clar clas clof clok cloo clor clos clra clro clrs clsa clsc coak coal coas coca cock coco cofc coff cofs cok- coka coko col- cola colk coll colo cols coof cook cool coos cor- cora corc corf cork corl coro corr cors cosa cosc cosl coso coss crac craf crar cras crca crcc crcr crfc crfl crfs crkc crkl crlf crls croc crok crol croo cror crsa crss csaa csac csak csao csar csas cscc cscf cscl csco cscr cscs csfc csfr cska csks csla cslr csor csos csra csrc csrs cssa cssr f--k faaa faac faas faca facc fack facs fafa fafc faff fafo fako fala falc falk fall falo fals fara farc fark farl faro farr fars fasa fasc faso fass fcal fcar fcas fcca fccf fcra fcsc fcsl ffar ffcc ffff ffrr ffsa ffss flac flak flao flcl floc flok floo flor flos foaf foak foal foar foca fock foco focs fofo fola folc folk foll folo folr fols foof fook fool foos for- fora fork forl foro forr fors fosa foso foss frac frak fras frcc frfc frla frol fros frsc frso fsas fscc fsck fsfo fsra fssa fssc fssf k-lo k-os kaaa kaaf kaak kaal kaar kaas kacc kacl kaco kacs kafa kafc kaff kafr kafs kaka kakc kakk kako kaks kala kalc kalf kalk kall kalo kals kaoa kaoc kaok kaol kaor kaos kara karf kark karl karo karr kars kas- kasa kasc kasf kask kasl kaso kasr kass kcaa kcac kcal kcar kcas kcca kccc kcck kccl kccr kcfa kcfc kcfl kcfo kckc kckf kckk kckl kcko kckr kcla kclc kclf kclk kcll kclr kcls kcof kcol kcor kcos kcrc kcro kcrr kcrs kcsa kcsc kcsf kcsr kcss kfac kfal kfar kfcf kfco kfcr kfcs kffa kfff kffk kfka kfla kflc kflf kfll kflo kfls kfok kfoo kfor kfra kfrc kfro kfrr kfrs kfsa kfsk kfsr kkaa kkac kkal kkar kkck kkcl kkco kkcr kkcs kkfr kkfs kkkk kklc kklf kkll kklo kkls kkoa kkol kkoo kkor kkrc kkrf kkrk kkrl kkro kkrr kkrs kksa kksf kksr kkss klaa klac klaf klak klal klar klas klca klcc klck klcl klcr klcs klfa klfc klff klka klkc klkk klkl klko klkr klks klla kllc kllk klls kloa kloc klok klol kloo klor klos klrc klrf klrk klrr klrs klsa klsc klsf klsr koac koak koal koar koas koca kocf kock kocs kofa kofc koff kofk kofo koka kokc kokf kokk koko kokr koks kola kolc kolf kolk koll kolo kolr kols kooc kook kool kooo koor koos kora korc korf kork korl koro korr kors kos- kosa kosc kosf koso kosr koss krac krak kral krar kras krca krcc krcl krco krcs krfc krff krfo krfs krka krkc krkk krko krkr krks krla krlc krlf kroa kroc krof krok krol kroo kror kros krrc krrf krrk krrl krro krrr krrs krsa krsc krsf krsk krsl krsr krss ksac ksaf ksak ksal ksar ksas ksca ksck kscl ksco kscr kscs ksfa ksfc ksfo ksfr kska kskf kskk ksko kskr ksks ksla kslc kslk ksll kslo kslr ksoc ksof ksok ksol ksoo ksor ksos ksra ksrf ksro ksrr ksrs kssa kssl ksso kssr ksss laaa laac laak laal laar laas laca lacc lack lacl laco lacs lafc laff laka laks lala lall lalo laos lara larc larf lark larr lars lasa lask laso lass lcac lcca lccc lccs lcfc lcfr lcls lcor lcra lcrl lcrs lcsc lcsr lfca lfcc lkal lkfs lkrs llao llcc llcs llks lllc llll lloa lloc lloo loac loaf loar loas loca locc lock loco locs lofa loff loka lokk loko lola loll lolo lols looc loof look lool loor loos lora lork loro lors losa losc loso loss lrac lral lrcs lrfc lroc lrrc lrrr ls-r lsco lscs lsfc lsla lsof lsrc lssa lsso lssr oafc oafo oafs oaks oall oara oars oasc oasl oass ocac ocak ocal ocas occa occc ocfa ocks oclc ocos ocra ocrl ocro ocrr ocrs ocsa ofas ofcl ofcr off- offa offc offo offr offs ofla ofor ofra okak okas okka okko