c-cd cccc cccf cccl ccdc ccdf ccdr cced ccee ccel ccfc ccfd ccff ccfl cclc ccoc ccod ccrc ccre ccrf ccrl cd-e cd-r cddl cddr cdec cdef cder cdfe cdre cec- cece ceco cedd cede cedo ceec ceel cef- cefc ceke cel- celc cele celf cell celo ceol ceor cer- cerc cerd cere cerf cerl cero cfcf cfcl cfco cffr cfor cfre ckck ckcl ckco ckdo cker ckfr cklf ckoc ckoo ckor ckrc ckrd clcd cldc cldr clec cled clee clef clek cleo cler clod cloe clof clok cloo clor clrd clro coce cock coco codd code codl coed coel cofc cofe coff cok- coke coko col- cold cole colk coll colo cood coof cook cool cor- corc cord core corf cork corl coro corr crcc crce crcr crdc cre- crec cred cree creo crfc crfl crkc crkl crlf croc crod croe crok crol croo cror dccc dccl dcfc dcrk dddd ddlc ddoc ddrc ddre dec- decc decd dece deck decl deco dedd dede dedo deed deef deek deel deer defe deff defo dek- deke deld dele delf delk dell delo deol deor der- derc dere derf derk dero derr dfcc dfco dfer dfoe dfrf dkdc dlco doce dock doco dod- dodd dode dodo doek doel doer doff doke doko dold dole dolf dolk doll dolo dood doof dook dool door dorc dord dore dorf dork doro dorr dred dree dref drek drel drfc drod drof drol e-cl eccc ecce eccl ecco ecdc ecdf ecdl eced ecef ecfc ecfr ecko eco- ecod ecol ecrc ecrf ecrl ecrr eddc edde eddo ede- edel eder edfl edle edoc edod eede eeee eefe eefl eeke eele eeoc eerc eero efco efeo efke efor ekco eked ekek eker ekfc elce elco elde eldr elec eled elee elef elek eleo eler elfc elfe elke elko elle ello elod elok elro eocd eode eole eolo eore eorl ercc erce erde erdf erec ered erel erer erfc erke erld erle erll eroc erod eroe erol eroo errc erre erro f--k fccf fdlr fdoc fece feck fede feed feek feel feer fefc fefe feff fefo feke feko feld fele felf felk fell felo feod feof ferc ferd fere ferk fero ferr ffcc ffee ffff ffrr flcl fldr fled flee fler floc flod floe flok floo flor foce fock foco fode foed foer fofo foke folc fold fole folk foll folo folr food foof fook fool for- ford fore fork forl foro forr frcc fred free freo frfc froe frol k-lo kccc kccd kcck kccl kccr kcdc kcdd kcdr kcec kced kcee kcel kceo kcfc kcfd kcfl kcfo kckc kckf kckk kckl kcko kckr kclc kcle kclf kclk kcll kclr kcoe kcof kcol kcor kcrc kcro kcrr kdcc kdcd kdce kdco kdcr kddc kddd kddf kddk kddl kddr kdec kdef kdel kdfc kdfo kdfr kdkd kdkk kdko kdkr kdlc kdld kdlf kdll kdlo kdlr kdoc kdoe kdok kdrf kdrl kdro keck keco kecr kedc kedd kede kedo kedr keed keef keek keel keer kefc keff kefr kekc keke kekl keko keld kele kelf kelk kell kelo keok keol ker- kerc kere kerf kerk kerl kero kerr kfcd kfcf kfco kfcr kfed kfel kfer kfff kffk kflc kfld kflf kfll kflo kfok kfoo kfor kfrc kfrd kfre kfro kfrr kkcd kkck kkcl kkco kkcr kkdc kkdd kkdl kkdo kked kkfr kkkk kklc kkld kklf kkll kklo kkol kkoo kkor kkrc kkre kkrf kkrk kkrl kkro kkrr klcc klcd klce klck klcl klcr kldc kldd klde kldr klec kled klee klef klek kleo kler klfc klfd klfe klff klkc klkk klkl klko klkr kllc klle kllk kloc kloe klok klol kloo klor klrc klrd klrf klrk klrr kocd kocf kock kode kodk kodl kodo koed koel kofc kofe koff kofk kofo kokc koke kokf kokk koko kokr kolc kold kole kolf kolk koll kolo kolr kooc kook kool kooo koor korc kord kore korf kork korl koro korr krcc krcd krce krcl krco krdc krdd krde krdo krdr krec kred kree kref krek kreo krfc krfd krfe krff krfo krkc krkd krke krkk krko krkr krlc krld krle krlf kroc krod kroe krof krok krol kroo kror krrc krre krrf krrk krrl krro krrr lccc lcce lcdd lcdr lcer lcfc lcfr lcor lcrd lcrl ldcf ldeo lece leck leco lede ledo leed leef leek leel leer lefe leff leke lekk leko lele lell lelo leoc leod leof leok leor lerc lerd lere lerk lero lfcc lfrd llcc lldc llef lllc llll lloc llod lloo locc loce lock loco lode lofe loff loke lokk loko lold lole loll lolo looc lood looe loof look lool loor lord lore lork loro lrdd lrfc lroc lrrc lrrr o-eo occc oce oced ocee ocef ocke oclc ocre ocrl ocro ocrr oddd oded odel odeo oder odle odoo odor odrl oec- oecc oedo oeec oele oere ofcl ofcr ofdr ofek ofer off- offc offe offo offr ofor ofre oked oker okko oklo okok okol okor okre okro olcc olde ole- oled olef oleo oler olfe olle ollo olof olor oocr ooer ooff oold oolo oooo oord oore orce orco orde ordo ore- orec ored orek orel oreo orer orfe orff orke orko orle orlo oro- oroe orof orok oror orro rccc rcdc rcde rcfc rcle rcrd rder rdoc recc recd rece reck recr redc redd rede redl redo redr reed reef reek reel refd refe reff refl refr reke reko reld rele rell relo reod reof reol rerd rere rero rfef rffc rffl rkkf rlee rlef rocc roce rock roco rodd rode rodo roed roel roer rofc rofe roff rofl rofo roke rokk roko rokr rold role rolf rolk roll rolo rood roof rook rool roor rorc rore rork roro rred rrfc rrle rrrr