cccc cccf ccci cccl cccu ccee ccel ccfc ccff ccfi ccfl ccic ccii ccil ccir cclc ccli ccrc ccre ccrf ccri ccrl ccuc cec- cece ceci ceec ceel cef- cefc ceil cel- celc cele celf celi cell cer- cerc cere cerf ceri cerl ceui cfcf cfcl cffr cfre cicc cici cicr cicu ciee ciel cier cife ciff cifl ciii cili cill circ cire ciri cirl cirr ciuc clec clee clef clei cler cleu clic clif clii clir clri clue crcc crce crcr cre- crec cree crei creu crfc crfl cric crie crif criu crlf crue cucc cuce cuci cuer cufc cuff cufi cui- cuif cuil cuir culc cule cull cure curf curi curl curr e-cl eccc ecce ecci eccl ecef ecfc ecfr ecil ecrc ecrf ecri ecrl ecrr ecru eeee eefe eefl eele eerc effi efic efil eiec eiei eier eile eire elce elec elee elef eler elfc elfe elfi elic elie elif elil elle elli ellu elue elui elul ercc erce erec erei erel erer erfc eric erie eril eriu erle erli erll errc erre eruc erur euer eufc eufi eule eur- eurc eure fccf fcic fcii fece feel feer fefc fefe feff fefi feie feil feir fele felf feli fell ferc fere ferr feru ffcc ffee ffff ffii ffrr ficc fice fiec fief fiel fier fifc fife fiff fifi fiii fiil file fili fill fire flcl flee fler flic flii flue fluf flur frcc free frei frfc fric frie fril frue fuc- fuci fuel fufc fuff fufu fuil fuir fule fuli full fulu fur- fure furi furl furr iccc iccf icci iccl iccr iccu icec icee icef icel icer icle icll iclr icrc icre icrf icrr icru icue iecc ieie iele iere ieri ifel ifer ific ifil ifrf ifri iiie iiii iirc iiuc ilce ile- ilec iler ilic ilie ilir ill- ille illi ilre ircc ircu iree irel irer irfe irfu iri- iric irie iril irrc irre irri irul iucc iuce iuef iuel iuiu lccc lcce lcer lcfc lcfr lcrl le-u lece leef leel leer lefe leff leic leie leif leil leir lele leli lell lelu lerc lere leuc leur lfcc lice licr lief liel lier lieu life liff lifl liii liir lile lili lill lilu lirc lire liri lirl lirr liru liue liuf llcc llef lleu lllc llll lrfc lric lrif lrrc lrrr luce luci luef luer lufe luff lufu luif lule luli lull lulu lure luri rccc rcfc rcic rcle recc rece reci recr recu reef reel refe reff refi refl refr refu reif reii reil reir reiu rele rell rere reri reru reue reuf reul reuu rfef rffc rffl rfic ricc rice rief riel rier rieu rife riff rifu riif rile rill rilu rire riri riue rlee rlef rleu rlif rrfc rrif rrle rrrr ruce ruci ruel ruer rufc rufe ruff ruif rule rull rurc rure ruri ruru u-ie ucci ucel ucil ucrc ueir uele ueli uell ufcu ufel ufer uffe uile uirr ulcc ulee ulfe ulic ulie ulle ulli ullr ulul urci ure- urfe urff urfi uric urie urif uriu urle urre urri urur uulu uuri uuuu