-up c-- ccc ccd cce ccn ccp ccs cct ccu ccx cdc cdd cde cdn cdp cds cdt cdu cdx ce- cec ced cee cen cep ces cet ceu cex cn- cnc cnd cne cnn cnp cns cnt cnu cnx cpc cpd cpe cpn cpp cps cpt cpu cpx csc csd cse csn csp css cst csu csx ctc ctd cte ctn ctp cts ctt ctu ctx cuc cud cue cun cup cus cut cuu cxc cxp cxs cxt cxx dcc dcd dce dcn dcp dcs dct dcu dcx ddc ddd dde ddn ddp dds ddt ddu ddx de- dec ded dee den dep des det deu dex dnc dnd dne dnn dnp dns dnt dpc dpd dpe dpn dpp dps dpt dpu dsc dsd dse dsn dsp dss dst dsu dsx dtc dtd dte dtn dtp dts dtt dtu dtx duc dud due dun dup dus dut dux dxc dxd dxn dxp dxs dxt dxx ec- ecc ecd ece ecn ecs ect ecu ecx ed- edc edd ede edn edp eds edt edu edx eec eed eee een eep ees eet eex en- enc end ene enn enp ens ent enu ep- epc epd epe epn epp eps ept epu epx es- esc esd ese esn esp ess est esu esx etc etd ete etn etp ets ett etu etx eu- euc eud eue eun eup eus eut eux ex- exc exd exe exp exs ext exu exx ncc ncd nce ncn ncp ncs nct ncu ncx ndc ndd nde ndn ndp nds ndt ndu ne- nec ned nee nen nep nes net neu nex nnc nne nnn nnp nns nnt nnu npc npd npe npn npp nps npt npu nsc nsd nse nsn nsp nss nst nsu nsx ntc ntd nte ntn ntp nts ntt ntu ntx nuc nud nue nun nup nus nut nuu nux nxc nxd nxt p-p pcc pcd pce pcn pcp pcs pct pcu pcx pdc pdd pde pdn pdp pds pdt pdu pdx pec ped pee pen pep pes pet peu pex pn- pnc pnd pne pnn pnp pns pnt pnu pnx ppc ppd ppe ppn ppp pps ppt ppu ppx ps- psc psd pse psn psp pss pst psu psx pt- ptc ptd pte ptn ptp pts ptt ptu ptx puc pud pue pun pup pus put puu pxc pxe pxs pxt scc scd sce scn scp scs sct scu scx sdc sdd sde sdn sdp sds sdt sdu se- sec sed see sen sep ses set seu sex snc snd sne snn snp sns snt snu spc spd spe spn spp sps spt spu spx ss- ssc ssd sse ssn ssp sss sst ssu ssx stc std ste stn stp sts stt stu stx suc sud sue sun sup sus sut suu sux sxc sxn sxs sxt sxu t-x tcc tcd tce tcn tcp tcs tct tcu tcx tdc tdd tde tdn tdp tds tdt tdu tdx te- tec ted tee ten tep tes tet teu tex tnc tnd tne tnn tnp tns tnt tnx tpc tpd tpe tpn tpp tps tpt tpu tpx tsc tsd tse tsn tsp tss tst tsu tsx ttc ttd tte ttn ttp tts ttt ttu ttx tuc tud tue tun tup tus tut tuu tux txe txn txs txt txu ucc ucd uce ucn ucp ucs uct ucu udc udd ude udn udp uds udt udu udx uec ued uee uen uep ues uet un- unc und une unn unp uns unt unu unx up- upc upd upe upn upp ups upt upu upx usc usd use usn usp uss ust usu usx utc utd ute utn utp uts utt utu utx uuc uue uun uus uut uuu uxc uxt uxu xcd xcp xcx xdc xde xds xdt xed xee xen xep xes xet xeu xex xnc xns xnu xpc xpd xpe xpn xpp xps xpt xsc xsp xss xst xtc xtp xts xtx xue xun xup xus xxp xxx