-up c-- ccc ccd cce ccp cct ccu cdc cdd cde cdp cdt cdu ce- cec ced cee cep cet ceu cpc cpd cpe cpp cpt cpu ctc ctd cte ctp ctt ctu cuc cud cue cup cut cuu dcc dcd dce dcp dct dcu ddc ddd dde ddp ddt ddu de- dec ded dee dep det deu dpc dpd dpe dpp dpt dpu dtc dtd dte dtp dtt dtu duc dud due dup dut ec- ecc ecd ece ect ecu ed- edc edd ede edp edt edu eec eed eee eep eet ep- epc epd epe epp ept epu etc etd ete etp ett etu eu- euc eud eue eup eut p-p pcc pcd pce pcp pct pcu pdc pdd pde pdp pdt pdu pec ped pee pep pet peu ppc ppd ppe ppp ppt ppu pt- ptc ptd pte ptp ptt ptu puc pud pue pup put puu tcc tcd tce tcp tct tcu tdc tdd tde tdp tdt tdu te- tec ted tee tep tet teu tpc tpd tpe tpp tpt tpu ttc ttd tte ttp ttt ttu tuc tud tue tup tut tuu ucc ucd uce ucp uct ucu udc udd ude udp udt udu uec ued uee uep uet up- upc upd upe upp upt upu utc utd ute utp utt utu uuc uue uut uuu