c-cd cccc cccs cccu ccdc ccdr ccds cced ccee ccrc ccre ccrs ccsd ccss ccuc ccus cd-e cd-r cdcs cddr cdec cder cdes cdre cdrs cdss cec- cece cecs cedd cede cedu ceec cees cer- cerc cerd cere cers cesc cese cesr cess crcc crce crcr crdc cre- crec cred cree cres creu crss crud crue crus cscc cscd csce cscr cscs csdr csec csee cser csrc csrd csrs cssd csse cssr csur csus cucc cuce cude cuds cued cuer cues curd cure curr curs cusd cuss cusu dccc dccs dccu dcds dcsc dcss dddd ddes ddrc ddre ddss dec- decc decd dece decs dedd dede dedu deed deer dees der- derc dere derr ders des- desc dese dess desu deue deur deus dred dree dres drrs drue drus druu dscc dscr dscs dsdr dsrc dsrr dssc duce ducs dudd dude duds dudu duer dues dure duru duse duur eccc ecce ecdc eced eces ecrc ecrr ecru ecsc ecse ecss ecsu ecus eddc edde edds ede- eder edes edru edss educ edur eecs eede eedu eeee eees eerc eers eese ercc erce erde erds erec ered erer eres errc erre errs erse eruc erur erus esce escr escs escu esds esdu esee eser eses esrd esse essu esus eucd eude euer eur- eurc eure euse rccc rccs rcdc rcde rcds rcrd rcsc rcsd rcss rder recc recd rece recr recs recu redc redd rede redr reds redu reed rees rerd rere rers reru rese ress reue reus reuu rred rrrr rscc rscs rsdd rsds rsee rsre ruce rudd rude ruds rued ruer rues rurc rurd rure rurs ruru ruse russ rusu ruud sccc scce sccs scdc scds scec scee scer scr- scrc scre scrs scsc scsd scsr scsu scud scur sdcc sddc sdds sder sdes sdrc sdrs sdsc sdss sdsu se-c se-d se-e se-s se-u sec- secc secd sece secr secs secu sede seds seec seed seer sees seeu serc serd sere serr sers seru sesc sese sess seur srcc srde srec sres srsd sscc ssce sscs ssdc ssdd ssec ssee sses ssrc ssrs sssc ssss suc- succ sucr sucs sudd sude suds sued suee suer sues sueu sur- surc surd sure surr surs suru sus- susd suse suss susu suus ucdc ucdd uces ucrc ucsc ucsd ucsu udds uder udsd uers uess urde urds urdu ure- ured ures urre urse urss ursu urur urus uscc usce uscs usdc usde usds used usee user uses ussc usse ussr usss ussu usus uuuu