cccc cccl cccu cclc ccnc ccnr ccnu ccoc ccrc ccrl ccrt cctc cctl cctt ccuc ccut ckck ckcl ckco ckln cknc cknt ckoc ckoo ckor ckot ckrc clok clon cloo clor clot clou clro cltc clun clut cnco cnrc cnrr cnrt cntc cntk cntr cnut cock coco coct cocu cok- coko col- colk coll coln colo colt colu con- conc conk conn cono cont cook cool coon coot cor- corc cork corl corn coro corr cort cotc cotn coto cott cotu couk coul coun cour cout crcc crcr crkc crkl croc crok crol cron croo cror crot crrt crtc crtl cruk crun crut ctol ctor ctot ctrc ctrl ctrn cttn cucc cuck cucn cuk- culc culk cull culo cult cuno cunt cuon curl curn curo curr curt cut- cutc cuto cutt k-lo kccc kcck kccl kccr kcct kccu kckc kckk kckl kckn kcko kckr kclc kclk kcll kcln kclr kclt kclu kcno kcnr kcnt kcol kcon kcor kcot kcou kcrc kcrn kcro kcrr kcrt kcru kctc kctn kcto kctu kcuk kcul kkck kkcl kkcn kkco kkcr kkct kkkk kklc kkll kkln kklo kknn kkno kknt kknu kkol kkon kkoo kkor kkot kkrc kkrk kkrl kkrn kkro kkrr kkrt kktc kktk kktl kktu kkut kkuu klcc klck klcl klcn klcr klkc klkk klkl klkn klko klkr kllc kllk klnc klnn klno klnt kloc klok klol klon kloo klor klou klrc klrk klrn klrr klru kltc kltk kltn klto kltr kltt kluk klun klur kluu knck kncn knco kncr knct kncu knkk knkt knlc knlr knlt knnk knnr knoc knok knol knon knor knot knou knrk knro kntk kntn knto kntr kntu knuk knur knut kock kocn koct kokc kokk kokn koko kokr koku kolc kolk koll koln kolo kolr kolt kolu konc konk kono kont kooc kook kool koon kooo koor koot koou korc kork korl korn koro korr kort koru kotc kotk kotn koto kotr kott kotu koul kour kout kouu krcc krcl krcn krco krcu krkc krkk krkn krko krkr krku krlc krln krlt krnk krnn krno krnt krnu kroc krok krol kroo kror krrc krrk krrl krrn krro krrr krrt krtc krtk krtn krto krtr kruc kruk krul krun krur ktcc ktck ktcl ktco ktcr ktkc ktkk ktkn ktko ktkr ktkt ktku ktlk ktln ktlo ktlr ktlt ktlu ktnc ktnk ktnl ktnn ktno ktnt ktoc ktok kton ktoo ktor ktot ktrc ktrk ktrl ktrn ktro ktrr ktrt ktru kttc kttk kttn ktto kttr kttt kttu ktuc ktul ktun kucc kuco kucr kukk kukl kukn kuku kull kuln kulo kult kulu kunc kunk kuno kunr kunt kunu kuok kuol kuon kuoo kurk kurl kuro kurr kurt kuru kuto kutr kutt kutu kuuk kuul kuur kuuu lccc lcor lcrl lctl lcto llcc lllc llll lloc lloo lncr lnnk lntc locc lock locn loco locu lokk loko loll lolo lonk lono lonr lont looc look lool loon loor loot lork lorn loro lotl loto lotr lott louk loul loun lour lout louu lroc lron lrrc lrrr ltcc ltnt lttc lttr ltuc luck luko lull lulu lunk lunn luno lunt lurk lurt luuk nccc nccn nccr ncct nccu nclc ncln nclr ncnc ncoc ncor ncrc nctc nctr ncuk nknt nkok nkor nktr nlcc nnnn nnot nntn nock nocl noco noct noko noll nolo nolt non- nonn nono nont nonu noo- nook nool noon nooo noor noot nor- norc nork norn noro norr nort not- noto nott noul noun nour nout nroc nron nrrc nrrl nrtl ntcc ntnu ntrc ntrl ntru ntto nttr ntuc nuck nucu nuku null nunc nunk nunn nuno nunt nuoc nuon nurc nurl nurn nurr nurt nuru nutt nutu nuuk occc occn occt oclc ocon ocrl ocro ocrr oct- octo ocul ocur okcu okko oklo okno okok okol okon okor okot okro okto okul okun okur olcc ollo olon olor olot oltu olur onc- onco onct onno onon onor ont- ontc onto onur onut oocr ooku oolo oont oooo oort orco orko orlo orlu ornc orno oro- orok oron oror orot orro ortc orto otcl oto- otok oton otoo otor otro otto ottu otur oucc oulk oulu oun- our- ourn ouro ourt out- outo ouu- rccc rcnl rcnr rcon rctc rnco rnnt rnot rnut rocc rock roco rokk roko rokr roku rolk roll rolo rolt ronc ronk rono ront rook rool roon roor root rorc rork roro rort roru rotc rotk rotl rotn roto rotr rott rouk roul roun rout rrrr rrun rtcc rtkn rtlt ruck ruct rukk rukn ruku rulk rull rulo runc runk runn runo runt ruok rurc ruro ruru rutl ruto rutt rutu ruun tccc tccu tcnn tcon tctc tcul tkol tkon tlco tlon tncc tnut tock toco toko toku tol- tolk toll tolo tolt tolu tonk tonn tono tonu took tool toon toor toot torc tork torn toro torr tort toru totc toto totr tott touk toul toun tour tout trcc trcl trno troc tron troo trot trou trtc trtr truc truk trun trut truu ttcn tton tttt ttul tucc tuck tuco tuko tulk tull tulo tulu tunc tunk tunn tuno tunu tuor turc turk turn turo turr turt turu tutl tuto tutt tutu tuuo ucon ucrc ucut ukcc ukko uknc ukok ukon ukrc ukur ulcc ulco ullo ullr ulno ulo- uloc ulto ultt uluk ulul uncc uncl unco unct unkl unkn unko unno unon unro unto unut uocc uolc uor- uro- urok urol uroo uruk urun urur urut utor utto uttu uulu uuno uuoc uuuu