-al -ol a-a a-c aaa aac aaf aak aal aao aar ac- aca acc acf ack acl aco acr af- afa afc aff afk afl afo afr aka akc akk akl ako akr al- ala alc alf alk all alo alr aoa aoc aof aok aol aoo aor ar- ara arc arf ark arl aro arr c-- caa cac caf cak cal cao car cca ccc ccf cck ccl cco ccr cfa cfc cff cfk cfl cfo cfr cka ckc cko cl- cla clc clf clk cll clo clr co- coa coc cof cok col coo cor cra crc crf crk crl cro crr faa fac faf fak fal fao far fca fcc fcf fck fcl fco fcr ffa ffc fff ffk ffl ffo ffr fka fkc fkf fkk fkl fla flc flf fll flo flr foa foc fof fok fol foo for fra frc frf frk frl fro frr ka- kaa kac kaf kak kal kao kar kca kcc kck kcl kcr kfa kfc kff kfo kkc kkk kkl kkr kl- kla klc klf klo klr koa koc kof kok kol koo kor kra krc krf krk krl kro krr la- laa lac laf lak lal lao lar lca lcc lcf lck lcl lco lcr lfa lfc lff lfk lfl lfo lfr lka lkl lkr lla llc llf llk lll llo llr loa loc lof lok lol loo lor lra lrc lrf lrk lro lrr oaa oac oaf oak oal oao oar oc- oca occ ocf ock ocl oco ocr of- ofa ofc off ofl ofo ofr oka okc okk okl oko okr ola olc olf olk oll olo oo- ooa ooc oof ook ool ooo oor or- ora orc orf ork orl oro orr ra- raa rac raf rak ral rao rar rca rcc rcf rcl rco rcr rfa rfc rff rfk rfl rfo rfr rkc rkf rkk rko rla rlc rlf rll rlo rlr roa roc rof rok rol roo ror rra rrc rrf rrk rrl rrr

a-ak a-ok aaaa aaac aaaf aaal aaar aaca aacc aacf aack aacl aaco aacr aafa aafc aaff aafl aaka aala aalc aall aalo aaoo aara aarc aaro acaa acac acar acca accc accf acco acfc acfl acla aclc aclr acoa acol acor acr- acra acrc acro acrr afaa afak afao afar afca afcc affa affc affo afka afkr afla aflc afoa afol afoo afor afr- afra afrc afro akaa akal akao akar akca akka akko aklo akok akr- akra alaa alac alak alal alao alar alca alcc alco alfa alk- alka alko all- alla alll allo allr aloa aloc alof alok alol aloo alor alro aoca aola aora arac araf arak aral arar arc- arca arco arfa arfc arff arka arko arla arlo aroa aroo aror arr- arra arrc arrk arro arrr caaa caac caaf caal cac- caca cacc cack caco cacr cafa cafc caff cafl caka cala calc calf calk call calo caol caor cara carc carf cark carl caro carr ccaa ccac ccaf ccar ccca cccc cccf cccl ccfa ccfc ccff ccfl ccla cclc ccoc ccra ccrc ccrf ccrl cfaa cfac cfao cfar cfca cfcf cfcl cfco cffr cfoa cfor cfra ckac ckck ckcl ckco ckfr cklf ckoa ckoc ckoo ckor ckrc claf clar clof clok cloo clor clra clro coak coal coca cock coco cofc coff cok- coka coko col- cola colk coll colo coof cook cool cor- cora corc corf cork corl coro corr crac craf crar crca crcc crcr crfc crfl crkc crkl crlf croc crok crol croo cror f--k faaa faac faca facc fack fafa fafc faff fafo fako fala falc falk fall falo fara farc fark farl faro farr fcal fcar fcca fccf fcra ffar ffcc ffff ffrr flac flak flao flcl floc flok floo flor foaf foak foal foar foca fock foco fofo fola folc folk foll folo folr foof fook fool for- fora fork forl foro forr frac frak frcc frfc frla frol k-lo kaaa kaaf kaak kaal kaar kacc kacl kaco kafa kafc kaff kafr kaka kakc kakk kako kala kalc kalf kalk kall kalo kaoa kaoc kaok kaol kaor kara karf kark karl karo karr kcaa kcac kcal kcar kcca kccc kcck kccl kccr kcfa kcfc kcfl kcfo kckc kckf kckk kckl kcko kckr kcla kclc kclf kclk kcll kclr kcof kcol kcor kcrc kcro kcrr kfac kfal kfar kfcf kfco kfcr kffa kfff kffk kfka kfla kflc kflf kfll kflo kfok kfoo kfor kfra kfrc kfro kfrr kkaa kkac kkal kkar kkck kkcl kkco kkcr kkfr kkkk kklc kklf kkll kklo kkoa kkol kkoo kkor kkrc kkrf kkrk kkrl kkro kkrr klaa klac klaf klak klal klar klca klcc klck klcl klcr klfa klfc klff klka klkc klkk klkl klko klkr klla kllc kllk kloa kloc klok klol kloo klor klrc klrf klrk klrr koac koak koal koar koca kocf kock kofa kofc koff kofk kofo koka kokc kokf kokk koko kokr kola kolc kolf kolk koll kolo kolr kooc kook kool kooo koor kora korc korf kork korl koro korr krac krak kral krar krca krcc krcl krco krfc krff krfo krka krkc krkk krko krkr krla krlc krlf kroa kroc krof krok krol kroo kror krrc krrf krrk krrl krro krrr laaa laac laak laal laar laca lacc lack lacl laco lafc laff laka lala lall lalo lara larc larf lark larr lcac lcca lccc lcfc lcfr lcor lcra lcrl lfca lfcc lkal llao llcc lllc llll lloa lloc lloo loac loaf loar loca locc lock loco lofa loff loka lokk loko lola loll lolo looc loof look lool loor lora lork loro lrac lral lrfc lroc lrrc lrrr oafc oafo oall oara ocac ocak ocal occa occc ocfa oclc ocra ocrl ocro ocrr ofcl ofcr off- offa offc offo offr ofla ofor ofra okak okka okko okla oklo okok okol okor okra okro olac olaf olar olca olcc olfa olka olla ollo olof olor ooaa ooak oocr ooff oola oolo oooo oora orac orak oral orao orar orca orco orff orka orko orla orlo oro-