-up c-- ccc cce cck ccl ccp ccu ce- cec cee cek cel cep ceu ckc cl- clc cle clk cll clp clu cpc cpe cpk cpl cpp cpu cuc cue cuk cul cup cuu ec- ecc ece eck ecl ecu eec eee eek eel eep ekc eke ekl ekp eku elc ele elk ell elp elu ep- epc epe epl epp epu eu- euc eue eul eup kcc kce kck kcl kcp kcu ke- kec kee kek kel kep kkc kke kkk kkl kkp kku kl- klc klu kpc kpe kpk kpl kpp kpu kuc kue kuk kul kup kuu l-p lcc lce lck lcl lcp lcu lec lee lek lel lep leu lkl lkp llc lle llk lll llp llu lpc lpe lpk lpl lpp lpu luc lue luk lul lup luu p-p pcc pce pck pcl pcp pcu pec pee pek pel pep peu pkc pke pkl pkp pku plc ple plk pll plp plu ppc ppe ppk ppl ppp ppu puc pue puk pul pup puu ucc uce uck ucl ucp ucu uec uee uel uep ukc uke ukk ukl ukp uku ulc ule ulk ull ulp ulu up- upc upe upk upp upu uuc uue uuu