-up c-- ccc ccd cce ccn ccp ccs cct ccu cdc cdd cde cdn cdp cds cdt cdu ce- cec ced cee cen cep ces cet ceu cn- cnc cnd cne cnn cnp cns cnt cnu cpc cpd cpe cpn cpp cps cpt cpu csc csd cse csn csp css cst csu ctc ctd cte ctn ctp cts ctt ctu cuc cud cue cun cup cus cut cuu dcc dcd dce dcn dcp dcs dct dcu ddc ddd dde ddn ddp dds ddt ddu de- dec ded dee den dep des det deu dnc dnd dne dnn dnp dns dnt dpc dpd dpe dpn dpp dps dpt dpu dsc dsd dse dsn dsp dss dst dsu dtc dtd dte dtn dtp dts dtt dtu duc dud due dun dup dus dut ec- ecc ecd ece ecn ecs ect ecu ed- edc edd ede edn edp eds edt edu eec eed eee een eep ees eet en- enc end ene enn enp ens ent enu ep- epc epd epe epn epp eps ept epu es- esc esd ese esn esp ess est esu etc etd ete etn etp ets ett etu eu- euc eud eue eun eup eus eut ncc ncd nce ncn ncp ncs nct ncu ndc ndd nde ndn ndp nds ndt ndu ne- nec ned nee nen nep nes net neu nnc nne nnn nnp nns nnt nnu npc npd npe npn npp nps npt npu nsc nsd nse nsn nsp nss nst nsu ntc ntd nte ntn ntp nts ntt ntu nuc nud nue nun nup nus nut nuu p-p pcc pcd pce pcn pcp pcs pct pcu pdc pdd pde pdn pdp pds pdt pdu pec ped pee pen pep pes pet peu pn- pnc pnd pne pnn pnp pns pnt pnu ppc ppd ppe ppn ppp pps ppt ppu ps- psc psd pse psn psp pss pst psu pt- ptc ptd pte ptn ptp pts ptt ptu puc pud pue pun pup pus put puu scc scd sce scn scp scs sct scu sdc sdd sde sdn sdp sds sdt sdu se- sec sed see sen sep ses set seu snc snd sne snn snp sns snt snu spc spd spe spn spp sps spt spu ss- ssc ssd sse ssn ssp sss sst ssu stc std ste stn stp sts stt stu suc sud sue sun sup sus sut suu tcc tcd tce tcn tcp tcs tct tcu tdc tdd tde tdn tdp tds tdt tdu te- tec ted tee ten tep tes tet teu tnc tnd tne tnn tnp tns tnt tpc tpd tpe tpn tpp tps tpt tpu tsc tsd tse tsn tsp tss tst tsu ttc ttd tte ttn ttp tts ttt ttu tuc tud tue tun tup tus tut tuu ucc ucd uce ucn ucp ucs uct ucu udc udd ude udn udp uds udt udu uec ued uee uen uep ues uet un- unc und une unn unp uns unt unu up- upc upd upe upn upp ups upt upu usc usd use usn usp uss ust usu utc utd ute utn utp uts utt utu uuc uue uun uus uut uuu