-ey c-- ccc ccd cce ccm cco ccp ccs cdc cdd cde cdm cdo cdp cds cdy ce- cec ced cee cem ceo cep ces cey cmc cmd cme cmm cmo cmp cms cmy co- coc cod coe com coo cop cos coy cpc cpd cpe cpm cpo cpp cps csc csd cse csm cso csp css csy cyc cyd cye cym cyo cyp cys dcc dcd dce dcm dco dcp dcs ddc ddd dde ddm ddo ddp dds ddy de- dec ded dee dem deo dep des dey dmc dmd dme dmm dmo dmp dms doc dod doe dom doo dop dos doy dpc dpd dpe dpm dpo dpp dps dsc dsd dse dsm dso dsp dss dsy dy- dyc dyd dye dym dyo dyp dys dyy ec- ecc ecd ece ecm eco ecs ed- edc edd ede edm edo edp eds edy eec eed eee eem eeo eep ees eey em- emc emd eme emm emo emp ems eo- eoc eod eoe eom eoo eop eos ep- epc epd epe epm epo epp eps es- esc esd ese esm eso esp ess esy eyc eyd eye eym eyo eyp eys m-o mc- mcc mcd mce mcm mco mcp mcs mdc mdd mde mdm mdo mdp mds mdy mec med mee mem meo mep mes mey mmc mmd mme mmm mmo mmp mms moc mod moe mom moo mop mos moy mpc mpd mpe mpm mpo mpp mps msc msd mse msm mso msp mss msy my- myc myd mye mym myo mys oc- occ ocd ocm oco ocp ocs odc odd ode odm odo odp ods oec oed oee oem oeo oep oes oey om- omc omd ome omm omo omp oms omy oo- ooc ood oom ooo oop oos op- opc opd ope opm opo opp ops opy os- osc osd ose osm oso osp oss oyd oye oyo oys p-p pcc pcd pce pcm pco pcp pcs pdc pdd pde pdm pdo pdp pds pec ped pee pem peo pep pes pey pmc pmd pme pmm pmo pmp pms poc pod poe pom poo pop pos poy ppc ppd ppe ppm ppo ppp pps ps- psc psd pse psm pso psp pss psy py- pyc pyd pye pym pyo pys scc scd sce scm sco scp scs sdc sdd sde sdm sdo sdp sds sdy se- sec sed see sem seo sep ses sey smc smd sme smm smo smp sms smy soc sod soe som soo sop sos soy spc spd spe spm spo spp sps spy ss- ssc ssd sse ssm sso ssp sss sy- syc syd sye sym syp sys ycc ycd yce yco ycp ycs ycy yde ydo yds ydy yec yed yee yem yeo yep yes yey ymc yme ymm ymo yms yoc yod yoe yom yoo yop yos yoy ypd ypo yps ysc yse ysm yso ysp yss ysy yyc yye yys yyy