c-- ccc ccd cce ccm cco ccs cct ccu cdc cdd cde cdm cdo cds cdt cdu ce- cec ced cee cem ceo ces cet ceu cmc cmd cme cmm cmo cms cmt cmu co- coc cod coe com coo cos cot cou csc csd cse csm cso css cst csu ctc ctd cte ctm cto cts ctt ctu cuc cud cue cum cuo cus cut cuu dcc dcd dce dcm dco dcs dct dcu ddc ddd dde ddm ddo dds ddt ddu de- dec ded dee dem deo des det deu dmc dmd dme dmm dmo dms dmt dmu doc dod doe dom doo dos dot dou dsc dsd dse dsm dso dss dst dsu dtc dtd dte dtm dto dts dtt dtu duc dud due dum duo dus dut ec- ecc ecd ece ecm eco ecs ect ecu ed- edc edd ede edm edo eds edt edu eec eed eee eem eeo ees eet em- emc emd eme emm emo ems emt emu eo- eoc eod eoe eom eoo eos eot eou es- esc esd ese esm eso ess est esu etc etd ete etm eto ets ett etu eu- euc eud eue eus eut m-o mc- mcc mcd mce mcm mco mcs mct mcu mdc mdd mde mdm mdo mds mdt mdu mec med mee mem meo mes met meu mmc mmd mme mmm mmo mms mmt mmu moc mod moe mom moo mos mot mou msc msd mse msm mso mss mst msu mtc mtd mte mtm mto mts mtt mtu muc mud mue mum mus mut muu oc- occ ocd ocm oco ocs oct ocu odc odd ode odm odo ods odt odu oec oed oee oem oeo oes oet om- omc omd ome omm omo oms omt omu oo- ooc ood oom ooo oos oot os- osc osd ose osm oso oss ost osu ot- otc otd ote otm oto ots ott otu ou- ouc oud oue oum ouo ous out scc scd sce scm sco scs sct scu sdc sdd sde sdm sdo sds sdt sdu se- sec sed see sem seo ses set seu smc smd sme smm smo sms smt smu soc sod soe som soo sos sot sou ss- ssc ssd sse ssm sso sss sst ssu stc std ste stm sto sts stt stu suc sud sue sum suo sus sut suu tcc tcd tce tcm tco tcs tct tcu tdc tdd tde tdm tdo tds tdt tdu te- tec ted tee tem teo tes tet teu tmc tmd tme tmm tmo tms tmt tmu to- toc tod toe tom too tos tot tou tsc tsd tse tsm tso tss tst tsu ttc ttd tte ttm tto tts ttt ttu tuc tud tue tum tuo tus tut tuu ucc ucd uce ucm uco ucs uct ucu udc udd ude udm udo uds udt udu uec ued uee uem ues uet um- umc umd ume umm umo ums umt umu uoc uod uoe uom uoo uos uot usc usd use usm uso uss ust usu utc utd ute utm uto uts utt utu uuc uue uum uus uut uuu