-er -ey c-- ccc cce ccm cco ccp ccr cct ce- cec cee cem ceo cep cer cet cey cmc cme cmm cmo cmp cmr cmt cmy co- coc coe com coo cop cor cot coy cpc cpe cpm cpo cpp cpr cpt crc cre crm cro crp crr crt cry ctc cte ctm cto ctp ctr ctt cty cyc cye cym cyo cyp cyr cyt ec- ecc ece ecm eco ecr ect eec eee eem eeo eep eer eet eey em- emc eme emm emo emp emr emt eo- eoc eoe eom eoo eop eor eot ep- epc epe epm epo epp epr ept erc ere erm ero erp err ert ery etc ete etm eto etp etr ett ety eyc eye eym eyo eyp eyr eyt m-o m-r mc- mcc mce mcm mco mcp mcr mct mec mee mem meo mep mer met mey mmc mme mmm mmo mmp mmr mmt moc moe mom moo mop mor mot moy mpc mpe mpm mpo mpp mpr mpt mrc mre mrm mro mrp mrr mrt mry mtc mte mtm mto mtp mtr mtt my- myc mye mym myo myr myt oc- occ ocm oco ocp ocr oct oec oee oem oeo oep oer oet oey om- omc ome omm omo omp omr omt omy oo- ooc oom ooo oop oor oot op- opc ope opm opo opp opr opt opy or- orc ore orm oro orp orr ort ory ot- otc ote otm oto otp otr ott oye oyo p-p pcc pce pcm pco pcp pcr pct pec pee pem peo pep per pet pey pmc pme pmm pmo pmp pmr pmt poc poe pom poo pop por pot poy ppc ppe ppm ppo ppp ppr ppt prc pre prm pro prp prr prt pry pt- ptc pte ptm pto ptp ptr ptt pty py- pyc pye pym pyo pyr pyt rcc rce rcm rco rcp rcr rct re- rec ree rem reo rep rer ret rey rmc rme rmm rmo rmp rmr rmt roc roe rom roo rop ror rot roy rpc rpe rpm rpo rpp rpr rpt rrc rrm rrp rrr rrt rtc rte rtm rto rtp rtr rtt rty ry- ryc rye rym ryo ryr ryy tcc tce tcm tco tcp tcr tct te- tec tee tem teo tep ter tet tey tmc tme tmm tmo tmp tmr tmt tmy to- toc toe tom too top tor tot toy tpc tpe tpm tpo tpp tpr tpt trc tre trm tro trp trr trt try ttc tte ttm tto ttp ttr ttt tty tyc tye tym tyo typ tyr tyt ycc yce yco ycp ycy yec yee yem yeo yep yer yet yey ymc yme ymm ymo ymt yoc yoe yom yoo yop yor yot yoy ypo yrc yre yro yrp yrt ytc yte ytm yto ytp ytr ytt yyc yye yyt yyy