c-cd cccc cccl cccu ccdc ccdr cced ccee ccel cclc ccrc ccre ccrl ccuc cd-e cd-r cddl cddr cdec cder cdre cec- cece cedd cede cedu ceec ceel cel- celc cele cell cer- cerc cerd cere cerl clcd cldc cldr clec cled clee cler cleu clrd clud clue crcc crce crcr crdc cre- crec cred cree creu crud crue cucc cuce cude cued cuer culc culd cule cull curd cure curl curr dccc dccl dccu dddd ddlc ddrc ddre dec- decc decd dece decl dedd dede dedu deed deel deer deld dele dell der- derc dere derr deue deul deur dred dree drel drue druu duce dudd dude dudu duel duer dulc dule dull dulu dure duru duul duur e-cl eccc ecce eccl ecdc ecdl eced ecrc ecrl ecrr ecru eddc edde ede- edel eder edle edru educ edur eede eedu eeee eele eerc elce elde eldr elec eled elee eler elle ellu elue elul ercc erce erde erec ered erel erer erld erle erll errc erre eruc erur eucd eude euer eule eur- eurc eure lccc lcce lcdd lcdr lcer lcrd lcrl le-u lece lede leed leel leer lele lell lelu lerc lerd lere leuc leud leur llcc lldc lleu lllc llll llud lrdd lrrc lrrr luce ludd lude lued luer lule lull lulu lurd lure rccc rcdc rcde rcle rcrd rder recc recd rece recr recu redc redd rede redl redr redu reed reel reld rele rell rerd rere reru reue reul reuu rlee rleu rred rrle rrrr ruce rudd rude rudl rued ruel ruer rule rull rurc rurd rure ruru ruud ucdc ucdd ucel ucrc udel uder uele uell ulcc ulde ulee ulle ullr ulul urde urdu ure- ured urle urre urur uulu uuuu