-up c-- ccc cce ccl ccp cct ccu ce- cec cee cel cep cet ceu cl- clc cle cll clp clt clu cpc cpe cpl cpp cpt cpu ctc cte ctl ctp ctt ctu cuc cue cul cup cut cuu ec- ecc ece ecl ect ecu eec eee eel eep eet elc ele ell elp elt elu ep- epc epe epl epp ept epu etc ete etl etp ett etu eu- euc eue eul eup eut l-p lcc lce lcl lcp lct lcu lec lee lel lep let leu llc lle lll llp llt llu lpc lpe lpl lpp lpt lpu ltc lte ltl ltp ltt ltu luc lue lul lup lut luu p-p pcc pce pcl pcp pct pcu pec pee pel pep pet peu plc ple pll plp plt plu ppc ppe ppl ppp ppt ppu pt- ptc pte ptl ptp ptt ptu puc pue pul pup put puu tcc tce tcl tcp tct tcu te- tec tee tel tep tet teu tlc tle tll tlp tlt tlu tpc tpe tpl tpp tpt tpu ttc tte ttl ttp ttt ttu tuc tue tul tup tut tuu ucc uce ucl ucp uct ucu uec uee uel uep uet ulc ule ull ulp ult ulu up- upc upe upp upt upu utc ute utl utp utt utu uuc uue uut uuu