-er -up c-- ccc ccd cce ccm cco ccp ccr ccs ccu cdc cdd cde cdm cdo cdp cdr cds cdu ce- cec ced cee cem ceo cep cer ces ceu cmc cmd cme cmm cmo cmp cmr cms cmu co- coc cod coe com coo cop cor cos cou cpc cpd cpe cpm cpo cpp cpr cps cpu crc crd cre crm cro crp crr crs cru csc csd cse csm cso csp csr css csu cuc cud cue cum cuo cup cur cus cuu dcc dcd dce dcm dco dcp dcr dcs dcu ddc ddd dde ddm ddo ddp ddr dds ddu de- dec ded dee dem deo dep der des deu dmc dmd dme dmm dmo dmp dmr dms dmu doc dod doe dom doo dop dor dos dou dpc dpd dpe dpm dpo dpp dpr dps dpu drc drd dre drm dro drp drr drs dru dsc dsd dse dsm dso dsp dsr dss dsu duc dud due dum duo dup dur dus ec- ecc ecd ece ecm eco ecr ecs ecu ed- edc edd ede edm edo edp edr eds edu eec eed eee eem eeo eep eer ees em- emc emd eme emm emo emp emr ems emu eo- eoc eod eoe eom eoo eop eor eos eou ep- epc epd epe epm epo epp epr eps epu erc erd ere erm ero erp err ers eru es- esc esd ese esm eso esp esr ess esu eu- euc eud eue eup eur eus m-o m-r mc- mcc mcd mce mcm mco mcp mcr mcs mcu mdc mdd mde mdm mdo mdp mdr mds mdu mec med mee mem meo mep mer mes meu mmc mmd mme mmm mmo mmp mmr mms mmu moc mod moe mom moo mop mor mos mou mpc mpd mpe mpm mpo mpp mpr mps mpu mrc mrd mre mrm mro mrp mrr mrs mru msc msd mse msm mso msp msr mss msu muc mud mue mum mup mur mus muu oc- occ ocd ocm oco ocp ocr ocs ocu odc odd ode odm odo odp odr ods odu oec oed oee oem oeo oep oer oes om- omc omd ome omm omo omp omr oms omu oo- ooc ood oom ooo oop oor oos op- opc opd ope opm opo opp opr ops or- orc ord ore orm oro orp orr ors oru os- osc osd ose osm oso osp osr oss osu ou- ouc oud oue oum ouo oup our ous p-p pcc pcd pce pcm pco pcp pcr pcs pcu pdc pdd pde pdm pdo pdp pdr pds pdu pec ped pee pem peo pep per pes peu pmc pmd pme pmm pmo pmp pmr pms pmu poc pod poe pom poo pop por pos pou ppc ppd ppe ppm ppo ppp ppr pps ppu prc prd pre prm pro prp prr prs pru ps- psc psd pse psm pso psp psr pss psu puc pud pue pum pup pur pus puu rcc rcd rce rcm rco rcp rcr rcs rcu rdc rdd rde rdm rdo rdp rdr rds rdu re- rec red ree rem reo rep rer res reu rmc rmd rme rmm rmo rmp rmr rms roc rod roe rom roo rop ror ros rou rpc rpd rpe rpm rpo rpp rpr rps rpu rrc rrd rrm rrp rrr rrs rru rsc rsd rse rsm rso rsp rsr rss rsu ruc rud rue rum ruo rup rur rus ruu scc scd sce scm sco scp scr scs scu sdc sdd sde sdm sdo sdp sdr sds sdu se- sec sed see sem seo sep ser ses seu smc smd sme smm smo smp smr sms smu soc sod soe som soo sop sor sos sou spc spd spe spm spo spp spr sps spu sr- src srd sre srm sro srp srr srs ss- ssc ssd sse ssm sso ssp ssr sss ssu suc sud sue sum suo sup sur sus suu ucc ucd uce ucm uco ucp ucr ucs ucu udc udd ude udm udo udp udr uds udu uec ued uee uem uep uer ues um- umc umd ume umm umo ump umr ums umu uoc uod uoe uom uoo uop uor uos up- upc upd upe upm upo upp upr ups upu ur- urc urd ure urm uro urp urr urs uru usc usd use usm uso usp usr uss usu uuc uue uum uur uus uuu