c-cd cccc cccl cccs cccv ccdc ccds cclc ccls cclv ccsd ccsl ccss ccst cctc cctl cctt cctv ccvs cdcs cddl cdls cdlv cdss cdtv cdvd clcd cldc clsc cltc clts cltv cscc cscd cscl cscs csld cssd cstc cstd csts ctls ctsc ctss ctts ctvt cvcc cvsd cvsl cvss d-tv dccc dccl dccs dcct dccv dcds dcls dclv dcsc dcss dctc dcts dctv dcvd dddd ddlc ddss ddts ddtv dlcs dlst dscc dscs dsls dssc dsst dstc dsts dstv dsvd dtcc dtss dvcs dvds dvvl lccc lccs lcdd lcds lcls lcsc lcsd lctl lcts lddv ldls llcc llcs lldc llds lllc llll lscs lsds lsts lstv lsvd ltcc ltcs ltds lttc lttv lvcc lvsd lvsv s-vt sccc sccl sccs scct scdc scds scl- sclc scls scsc scsd scsl scst sctc sctd sctl scts sctv sdcc sdcv sddc sdds sdlc sdls sdlt sdsc sdsl sdss slcc slcd slds slsc slst slts sscc sscs ssdc ssdd sslc sslt sssc ssss sstc sstd sstl ssts st-v stcc stcs stds stlc stld stlt stss sttc sttd stvs svcc svcs svsc tccc tcdd tctc tcts tdls tdss tdtv tscc tsst tstc tsts ttss tttt tvss tvtv vcds vdcc vlcc vldl vlvt vssc vssl vtls vtvl vvvv