-up c-- ccc cce cck ccp cct ccu ce- cec cee cek cep cet ceu ckc ckt cpc cpe cpk cpp cpt cpu ctc cte ctk ctp ctt ctu cuc cue cuk cup cut cuu ec- ecc ece eck ect ecu eec eee eek eep eet ekc eke ekp ekt eku ep- epc epe epp ept epu etc ete etk etp ett etu eu- euc eue eup eut k-t kcc kce kck kcp kct kcu ke- kec kee kek kep ket kkc kke kkk kkp kkt kku kpc kpe kpk kpp kpt kpu ktc kte ktk ktp ktt ktu kuc kue kuk kup kut kuu p-p pcc pce pck pcp pct pcu pec pee pek pep pet peu pkc pke pkp pkt pku ppc ppe ppk ppp ppt ppu pt- ptc pte ptk ptp ptt ptu puc pue puk pup put puu tcc tce tck tcp tct tcu te- tec tee tek tep tet teu tkc tke tkk tkp tkt tpc tpe tpk tpp tpt tpu ttc tte ttk ttp ttt ttu tuc tue tuk tup tut tuu ucc uce uck ucp uct ucu uec uee uep uet ukc uke ukk ukp uku up- upc upe upk upp upt upu utc ute utk utp utt utu uuc uue uut uuu