cccc cccl cccp cccs cclc ccls ccnc ccnp ccns ccpl ccpn ccpp ccps ccsl ccsn ccsp ccss clpp clsc cncp cnsl cnss cpcs cplc cpls cpns cpps cpsc cpsl cscc cscl cscs cslp csnp cspc csps lccc lccs lcls lcpc lcpl lcps lcsc lcsp llcc llcs lllc llll llps lpns lppl lpsc lpss lscs lspl lssp nccc nccn nccp nccs nclc ncln ncnc ncpc ncsc ncsl ncss nlcc nlcs nlls nlpc nlsc nlsp nnls nnnn nnsl nnss npcc nppc nppl npsl npss nscc nscl nscs nslp nsls nspc nsps nssc nssp nsss pccc pccl pccs pcll pcns pcpn pcpp pcps plcc plpp plss pnln pnnl pnpp pnsc ppcc ppcs pppn pppp ppps ppss psnc pspp psps pssc sccc sccl sccp sccs scl- sclc scls scpl scps scsc scsl scsn slcc slln sllp slpp slps slsc sncc sncp snns snpp spcc spcs splc splp spls spns spps spsp spss sscc sscp sscs sslc sslp ssns sspc sspl ssps sssc ssss