cccc ccci cccl cccu ccee ccel ccic ccii ccil ccir cclc ccli ccrc ccre ccri ccrl ccuc cec- cece ceci ceec ceel ceil cel- celc cele celi cell cer- cerc cere ceri cerl ceui cicc cici cicr cicu ciee ciel cier ciii cili cill circ cire ciri cirl cirr ciuc clec clee clei cler cleu clic clii clir clri clue crcc crce crcr cre- crec cree crei creu cric crie criu crue cucc cuce cuci cuer cui- cuil cuir culc cule cull cure curi curl curr e-cl eccc ecce ecci eccl ecil ecrc ecri ecrl ecrr ecru eeee eele eerc eiec eiei eier eile eire elce elec elee eler elic elie elil elle elli ellu elue elui elul ercc erce erec erei erel erer eric erie eril eriu erle erli erll errc erre eruc erur euer eule eur- eurc eure iccc icci iccl iccr iccu icec icee icel icer icle icll iclr icrc icre icrr icru icue iecc ieie iele iere ieri iiie iiii iirc iiuc ilce ile- ilec iler ilic ilie ilir ill- ille illi ilre ircc ircu iree irel irer iri- iric irie iril irrc irre irri irul iucc iuce iuel iuiu lccc lcce lcer lcrl le-u lece leel leer leic leie leil leir lele leli lell lelu lerc lere leuc leur lice licr liel lier lieu liii liir lile lili lill lilu lirc lire liri lirl lirr liru liue llcc lleu lllc llll lric lrrc lrrr luce luci luer lule luli lull lulu lure luri rccc rcic rcle recc rece reci recr recu reel reii reil reir reiu rele rell rere reri reru reue reul reuu ricc rice riel rier rieu rile rill rilu rire riri riue rlee rleu rrle rrrr ruce ruci ruel ruer rule rull rurc rure ruri ruru u-ie ucci ucel ucil ucrc ueir uele ueli uell uile uirr ulcc ulee ulic ulie ulle ulli ullr ulul urci ure- uric urie uriu urle urre urri urur uulu uuri uuuu