c-cd cccc cccs cccv ccdc ccdr ccds cced ccee ccrc ccre ccrs ccsd ccss ccvs cd-e cd-r cdcs cddr cdec cder cdes cdre cdrs cdss cdvd 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 cvcc cver cvrd cvrr cvsd cvss dccc dccs dccv dcds dcsc dcss dcvd dddd ddes ddrc ddre ddss dec- decc decd dece decs dedd dede deed deer dees deev der- derc dere derr ders derv des- desc dese dess deve devs dred dree dres drev drrs dscc dscr dscs dsdr dsrc dsrr dssc dsvd dvcs dvdr dvds dvrs dvsr eccc ecce ecdc eced eces ecrc ecrr ecrv ecsc ecse ecss eddc edde edds ede- eder edes edss edve eecs eede eeee eees eerc eers eese ercc erce erde erds erec ered erer eres erev errc erre errs erse erve esce escr escs esds esee eser eses esrd esse ever eves evre evrs evsc rccc rccs rcdc rcde rcds rcrd rcsc rcsd rcss rcvr rcvs rder rdev rdvs recc recd rece recr recs redc redd rede redr reds reed rees reev rerd rere rers rese ress revd reve revs rred rrrr rscc rscs rsdd rsds rsee rsre rv-c rved rver sccc scce sccs scdc scds scec scee scer scr- scrc scre scrs scsc scsd scsr sdcc sdcv sddc sdds sder sdes sdrc sdrs sdsc sdss se-c se-d se-e se-s sec- secc secd sece secr secs secv sede seds seec seed seer sees serc serd sere serr sers serv sesc sese sess seve srcc srde srec sres srsd sscc ssce sscs ssdc ssdd ssec ssee sses ssrc ssrs sssc ssss svcc svce svcs svec svsc vcds vcrs vdcc vdec vder vdre vecc vedc vede veer vees ver- verd vere vers vesc vesd vese vess veve vred vrse vsed vsee vses vssc vsse vver vvvv