c-cd cccc cccf cccl cccs ccdc ccdf ccds cced ccee ccel ccfc ccfd ccff ccfl cclc ccls ccsd ccsf ccsl ccss ccst cctc cctl cctt cd-e cdcs cddl cdec cdef cdes cdfe cdfs cdls cdss cec- cece cecs cect cedd cede cedt ceec ceel cees cef- cefc cel- celc cele celf cell cels celt cesc cese cess cest cet- cete cets cfcf cfcl cfcs cfds cfls cfse cfsl cftc cfte cftl clcd cldc clec cled clee clef cles clet clsc cltc clts cscc cscd csce cscf cscl cscs csec csee cset csfc csld cssd csse cstc cstd csts ctcf ctec ctfc ctfs ctle ctls ctsc ctss ctts dccc dccl dccs dcct dcds dcfc dcfs dcls dcsc dcss dctc dcts dddd ddes ddlc ddss ddts dec- decc decd dece decl decs dect dedd dede deed deef deel dees deet defe deff defs deft deld dele delf dell dels delt des- desc dese dess dest dete dets dfcc dfcs dfds dfdt dfts dlcs dlst dscc dscs dsfc dsls dssc dsst dstc dsts dtcc dted dtfc dtle dtss e-cl eccc ecce eccl ecct ecdc ecdf ecdl eced ecef eces ecfc ecfs eclt ecsc ecse ecss ect- ectc ectf ects eddc edde edds ede- edel edes edfl edle edss edts eecs eede eeee eees eefe eefl eele eels eese eetc eete eets efes efet effs eft- efts elce elde elds elec eled elee elef eles elet elfc elfe elfs elft elle ells else elst elte elts esce escs esdl esds esee esel eses eset esfs esse essl esst estc estd este ests etcc etcs etds etec etee etel etes etfc etfe ette fccf fcds fces fcsc fcsl fcst fdst fdtc fdtl fece fect fede feds feed feel fees feet fefc fefe feff feld fele felf fell fels felt fese fess fest fete fets fett ffcc ffee ffff ffss fftf flcl fled flee fles flet flts fscc fsec fssc fssf ft-c ft-l ftcd ftfc ftse lccc lcce lccs lcdd lcds lces lcfc lcls lcsc lcsd lctl lcts ldcf ldls lece lect lede leds ledt leed leef leel lees leet lefe leff left lele lell lese less lest lete lets lett lfcc lfts llcc llcs lldc llds llef lles llet lllc llll lscs lsds lses lset lsfc lsts ltcc ltcs ltds ltee ltfc lttc sccc scce sccl sccs scct scdc scdf scds scec scee scel scet scfc scfe scl- sclc scls scsc scsd scsl scst sctc sctd sctl scts sdcc sddc sdds sdef sdes sdet sdfc sdlc sdls sdlt sdsc sdsf sdsl sdss se-c se-d se-e se-f se-s se-t sec- secc secd sece secs sect sede seds seec seed seef seel sees seet seff sefl seft seld sele self sell sels selt sesc sese sess sest set- setc sete setf setl sets sett sfcc sfcs sfdc sffc sflc sfls sfss sfts slcc slcd slds sled slee sles slet slft slsc slst slts sscc ssce sscs ssdc ssdd ssdf ssec ssee sses sset ssfc ssfl sslc ssle sslt sssc sssf ssss sstc sstd sstl ssts stcc stcs stds stec sted stee stef stel stes stet stfc stlc stld stle stlt stsf stss sttc sttd tccc tcdd tcfc tctc tcts tdes tdff tdls tdse tdss tecl tecs tect tedd tede teds teec teed teef teel tees teet tefc teff tefl teft tel- telc teld tele tell tels telt tesc tesd tese tesl tess test tete tets tett tfdc tfec tfsd tfss tftc tscc tsec tses tset tsfc tsfl tsse tssf tsst tstc tsts ttfc ttff ttss tttt