c-cd cccc cccs ccdc ccdr ccds cced ccee ccrc ccre ccrs ccsd ccss cd-e cd-r cdcs cddr cdec cder cdes cdre cdrs cdss cec- cece cecs cedd cede ceec cees cer- cerc cerd cere cers cesc cese cesr cess crcc crce crcr crdc cre- crec cred cree cres crss cscc cscd csce cscr cscs csdr csec csee cser csrc csrd csrs cssd csse cssr dccc dccs dcds dcsc dcss dddd ddes ddrc ddre ddss dec- decc decd dece decs dedd dede deed deer dees der- derc dere derr ders des- desc dese dess dred dree dres drrs dscc dscr dscs dsdr dsrc dsrr dssc eccc ecce ecdc eced eces ecrc ecrr ecsc ecse ecss eddc edde edds ede- eder edes edss eecs eede eeee eees eerc eers eese ercc erce erde erds erec ered erer eres errc erre errs erse esce escr escs esds esee eser eses esrd esse rccc rccs rcdc rcde rcds rcrd rcsc rcsd rcss rder recc recd rece recr recs redc redd rede redr reds reed rees rerd rere rers rese ress rred rrrr rscc rscs rsdd rsds rsee rsre sccc scce sccs scdc scds scec scee scer scr- scrc scre scrs scsc scsd scsr sdcc sddc sdds sder sdes sdrc sdrs sdsc sdss se-c se-d se-e se-s sec- secc secd sece secr secs sede seds seec seed seer sees serc serd sere serr sers sesc sese sess srcc srde srec sres srsd sscc ssce sscs ssdc ssdd ssec ssee sses ssrc ssrs sssc ssss