-up c-- ccc ccd cce ccf ccp cct ccu cdc cdd cde cdf cdp cdt cdu ce- cec ced cee cef cep cet ceu cfc cfd cfe cff cfp cft cfu cpc cpd cpe cpf cpp cpt cpu ctc ctd cte ctf ctp ctt ctu cuc cud cue cuf cup cut cuu dcc dcd dce dcf dcp dct dcu ddc ddd dde ddf ddp ddt ddu de- dec ded dee def dep det deu dfc dfd dfe dff dfp dft dfu dpc dpd dpe dpf dpp dpt dpu dtc dtd dte dtf dtp dtt dtu duc dud due duf dup dut ec- ecc ecd ece ecf ect ecu ed- edc edd ede edf edp edt edu eec eed eee eef eep eet ef- efc efd efe eff efp eft ep- epc epd epe epf epp ept epu etc etd ete etf etp ett etu eu- euc eud eue euf eup eut fcc fcd fce fcf fcp fct fcu fdc fdd fde fdf fdp fdt fdu fec fed fee fef fep fet feu ffc ffd ffe fff ffp fft ffu fpc fpd fpe fpp fpt fpu ftc ftd fte ftf ftp ftt ftu fud fue fuf fup fut fuu p-p pcc pcd pce pcf pcp pct pcu pdc pdd pde pdf pdp pdt pdu pec ped pee pef pep pet peu pfc pfd pfe pff pfp pft pfu ppc ppd ppe ppf ppp ppt ppu pt- ptc ptd pte ptf ptp ptt ptu puc pud pue puf pup put puu tcc tcd tce tcf tcp tct tcu tdc tdd tde tdf tdp tdt tdu te- tec ted tee tef tep tet teu tfc tfd tfe tff tfp tft tfu tpc tpd tpe tpf tpp tpt tpu ttc ttd tte ttf ttp ttt ttu tuc tud tue tuf tup tut tuu ucc ucd uce ucf ucp uct ucu udc udd ude udf udp udt udu uec ued uee uef uep uet ufc ufd ufe uff ufp uft ufu up- upc upd upe upf upp upt upu utc utd ute utf utp utt utu uuc uue uut uuu