c-cd cccc cccl cccp cccs ccdc ccdp ccdr ccds cced ccee ccel cclc ccls ccpe ccpl ccpp ccpr ccps ccrc ccre ccrl ccrp ccrs ccsd ccsl ccsp ccss cd-e cd-r cdcs cddl cddr cdec cder cdes cdls cdps cdre cdrs cdss cec- cece cecp cecs cedd cede ceec ceel cees ceke cel- celc cele cell cels cepc cepe cepp cepr ceps cer- cerc cerd cere cerl cerp cers cesc cese cesp cesr cess ckck ckcl ckcs cker ckpc ckpr ckrc ckrd cksl clcd cldc cldr clec cled clee clek clep cler cles clpp clrd clrs clsc cpce cpcs cpdl cpep cper cplc cpls cppd cpps cpre cprs cpsc cpsk cpsl cpsr crcc crce crcr crdc cre- crec cred cree crep cres crkc crkl crkp crls crpc crps crsp crss cscc cscd csce cscl cscr cscs csdp csdr csec csee csep cser csks csld cslp cslr cspc cspd cspe csps csrc csrd csrs cssd csse cssr dccc dccl dccp dccs dcds dcls dcpl dcps dcrk dcsc dcss dddd ddes ddlc ddps ddrc ddre ddss dec- decc decd dece deck decl decs dedd dede deed deek deel deep deer dees dek- deke deks deld dele delk dell delp dels depc depe depp depr deps der- derc dere derk derp derr ders des- desc dese desk desp dess dkdc dlcs dlrs dpcp dper dpll dpls dppc dprk dpsd dred dree drek drel dres drrs drsp dscc dscp dscr dscs dsdp dsdr dsls dsps dsrc dsrp dsrr dssc dssp e-cl eccc ecce eccl ecdc ecdl eced eces ecks ecpd ecpp ecrc ecrl ecrr ecsc ecse ecsp ecss eddc edde eddp edds ede- edel eder edes edle edss eecs eede eeee eees eeke eeks eele eels eeps eerc eers eese eesk eked ekek eker ekes ekpe el-p elce elde eldr elds elec eled elee elek eler eles elke elks elle ells elpe else epcc epec epee eper epes eple epll eppc eppp epps eprp eprs epsc epsd epsp epss ercc erce ercp erde erds erec ered erel erer eres erke erks erld erle erll erpe erps errc erre errs erse esce escr escs esdl esdp esds esee esek esel eser eses eske esks eslp espc espe espp esps esrd esse essl essp kccc kccd kcck kccl kccr kcdc kcdd kcdr kcds kcec kced kcee kcel kcep kckc kckk kckl kckr kclc kcle kclk kcll kclr kcls kcpc kcpl kcpr kcps kcrc kcrp kcrr kcrs kcsc kcsd kcse kcsp kcsr kcss kdcc kdcd kdce kdcr kddc kddd kddk kddl kddr kdec kdel kdep kdkd kdkk kdkr kdlc kdld kdll kdlp kdlr kdls kdpr kdps kdrl kdrs kdsc kdsd kdsk kdsl kdsp kdsr kdss keck kecr kedc kedd kede kedp kedr keds keed keek keel keep keer kees kekc keke kekl keks keld kele kelk kell kelp kep- kepc kepd kepe keps ker- kerc kere kerk kerl kerp kerr kers kesc kesd kesk kesp kesr kess kkcd kkck kkcl kkcr kkcs kkdc kkdd kkdl kked kkkk kklc kkld kkll kkls kkpc kkpk kkpl kkps kkrc kkre kkrk kkrl kkrr kkrs kksd kkse kksp kksr kkss klcc klcd klce klck klcl klcr klcs kldc kldd klde kldr klds klec kled klee klek klep kler kles klkc klkk klkl klkr klks kllc klle kllk kllp klls klpc klpd klpr klrc klrd klrk klrr klrs klsc klsd klse klsr kpcc kpcl kpcr kpcs kpdc kpdr kpek kpel kper kpke kpkk kpkl kpkr kplc kpld kplk kplr kppc kppd kppk kppl kppp kppr kprc kprd kpre kprk kprl kprp kprr kprs kpsc kpsd kpsp krcc krcd krce krcl krcs krdc krdd krde krdr krds krec kred kree krek kres krkc krkd krke krkk krkr krks krlc krld krle krpl krpr krps krrc krre krrk krrl krrr krrs krsc krsd krse krsk krsl krsr krss ksce ksck kscl kscr kscs ksdc ksdk ksdl ksdp ksdr ksds ksec ksed ksee ksek ksel ksep kser kskd kske kskk kskr ksks kslc ksld ksle kslk ksll kslr kspc kspd kspe kspk kspl kspr ksps ksrp ksrr ksrs ksse kssl kssr ksss lccc lcce lccs lcdd lcdp lcdr lcds lcer lces lcls lcpc lcpd lcpl lcps lcrd lcrl lcrs lcsc lcsd lcsp lcsr lddp ldls ldpc ldrs lece leck lede leds leed leek leel leep leer lees leke lekk leks lele lell lepe lepp leps lerc lerd lere lerk lerp lese lesk less lkrs llcc llcs lldc lldp llds lles llks lllc llll llps lpec lppl lprp lpsc lpss lrcs lrdd lrds lrps lrrc lrrr lrse ls-r lscs lsds lses lspl lspr lsrc lssp lssr pccc pcce pccl pccs pcep pcer pcks pclk pcll pcpp pcps pcrc pcrd pcre pcrl pcse pdcp pdes pdlc pdpr pdrc pdrs pdsd pdss pece peck pecl pecr pecs ped- pede peds peec peed peek peel peep peer pees peke pekk pel- pele pell pels pepd pepe peps per- perc perd pere perk perl perp perr pers pese pess pkcs pklr plcc plce ple- plec pled plee plek ples plkk plpp plss ppcc ppcd ppcs ppdk ppds pper pple pppd pppp ppps pprc ppss prcc prcd prcp prcs pre- prec pred pree prek prel prep pres prle prlr prls prpd prps prrd prrs prsc prsd prse prsl prss psdc psdp psdr psds psec psel pspp pspr psps psrd psrk psrp pssc psse rccc rccs rcdc rcde rcds rcep rcle rcls rcpd rcps rcrd rcsc rcsd rcsl rcss rder rdpc recc recd rece reck recp recr recs redc redd rede redl redr reds reed reek reel reep rees reke reks reld rele rell relp rels repe repl repp repr reps rerd rere rers rese resp ress rkss rlcs rlds rlee rlls rpcs rpdp rpls rpps rred rrle rrrr rrsp rscc rscs rsdd rsdl rsds rsee rslc rslp rspk rsps rsre rssl sccc scce sccl sccp sccs scdc scdp scds scec scee scel scep scer sck- sckl scl- sclc sclk scls scpe scpl scps scr- scrc scre scrs scsc scsd scsl scsr sdcc sddc sdds sdep sder sdes sdlc sdls sdpr sdps sdrc sdrs sdsc sdsl sdss se-c se-d se-e se-k se-s sec-