c-cd cccc cccl cccm cccs ccdc ccdm ccds cclc cclm ccls ccmc ccmd ccmm ccms ccsd ccsl ccss ccst cctc cctl cctt cdcs cddl cdls cdms cdss clcd cldc clmd clsc clsm cltc clts cmcc cmcs cmll cmmc cmml cmms cmsc cmst cmtc cscc cscd cscl cscs csld csmc cssd cssm cstc cstd cstm csts ctls ctsc ctss ctts dccc dccl dccs dcct dcds dcls dcml dcms dcsc dcss dctc dctm dcts dddd ddlc ddss ddts dlcs dlst dmcc dmcm dmcs dmdc dmds dmdt dmss dmst dmts dscc dscs dsdm dsls dsmc dsml dsms dssc dsst dstc dsts dtcc dtss lccc lccm lccs lcdd lcds lcls lcms lcsc lcsd lctl lctm lcts lddm ldls llcc llcs lldc llds lllc llll llms lmcc lmds lmms lscm lscs lsds lsts ltcc ltcs ltds lttc mccc mccd mccl mcdc mcdd mcdl mclt mcmc mcml mcmt mcsd mcss mcst mctc mcts mdcc mdcl mddl mddm mdds mdmc mdsd mdst mlcc mlss mmcc mmcd mmcl mmcm mmcs mmct mmdc mmdl mmds mmmc mmmd mmmm mmms mmsc mmsd mmst mmts mscc mscl msdc msmc msml msmm msms mssm msst mstc msts mtld mtsl mtss mtst mtts sccc sccl sccm sccs scct scdc scds scl- sclc sclm scls scmc scmm scms scsc scsd scsl scst sctc sctd sctl scts sdcc sddc sdds sdlc sdls sdlt sdms sdsc sdsl sdsm sdss sdtm slcc slcd slds sllm slmm slsc slst slts smcc smdc smlc smls smsc smsd smss smtc smtd sscc sscs ssdc ssdd ssdm sslc sslt ssmc ssml sssc sssm ssss sstc sstd sstl ssts stcc stcs stdm stds stlc stld stlt stmc stms stmt stsm stss sttc sttd tccc tcdd tctc tcts tdls tdss tmcc tmcm tmsc tmtt tscc tsmc tssm tsst tstc tstm tsts ttml ttms ttss tttt