-er -ey a-a a-c aaa aac aae aam aao aar aas aay ac- aca acc ace acm aco acr acs acy aea aec aee aem aeo aer aes aey ama amc ame amm amo amr ams amy aoa aoc aoe aom aoo aor aos ar- ara arc are arm aro arr ars ary as- asa asc ase asm aso asr ass asy ay- aya ayc aye ayo ayr ays c-- caa cac cae cam cao car cas cay cca ccc cce ccm cco ccr ccs ce- cea cec cee cem ceo cer ces cey cma cmc cme cmm cmo cmr cms cmy co- coa coc coe com coo cor cos coy cra crc cre crm cro crr crs cry csa csc cse csm cso csr css csy cya cyc cye cym cyo cyr cys eaa eac eae eam eao ear eas ec- eca ecc ece ecm eco ecr ecs eea eec eee eem eeo eer ees eey em- ema emc eme emm emo emr ems eo- eoa eoc eoe eom eoo eor eos era erc ere erm ero err ers ery es- esa esc ese esm eso esr ess esy eya eyc eye eym eyo eyr eys m-o m-r maa mac mae mam mao mar mas may mc- mca mcc mce mcm mco mcr mcs mea mec mee mem meo mer mes mey mma mmc mme mmm mmo mmr mms moa moc moe mom moo mor mos moy mra mrc mre mrm mro mrr mrs mry msa msc mse msm mso msr mss msy my- mya myc mye mym myo myr mys oaa oac oae oam oao oar oas oc- oca occ ocm oco ocr ocs oea oec oee oem oeo oer oes oey om- oma omc ome omm omo omr oms omy oo- ooa ooc oom ooo oor oos or- ora orc ore orm oro orr ors ory os- osa osc ose osm oso osr oss oya oye oyo oys ra- raa rac rae ram rao rar ras ray rca rcc rce rcm rco rcr rcs re- rea rec ree rem reo rer res rey rma rmc rme rmm rmo rmr rms roa roc roe rom roo ror ros roy rra rrc rrm rrr rrs rsa rsc rse rsm rso rsr rss ry- rya ryc rye rym ryo ryr rys ryy saa sac sae sam sao sar sas say sca scc sce scm sco scr scs se- sea sec see sem seo ser ses sey sma smc sme smm smo smr sms smy soa soc soe som soo sor sos soy sr- sra src sre srm sro srr srs sry ss- ssa ssc sse ssm sso ssr sss sy- sya syc sye sym syr sys yaa yac yae yam yao yar yas yay yca ycc yce yco ycs ycy yea yec yee yem yeo yer yes yey yma ymc yme ymm ymo yms yoc yoe yom yoo yor yos yoy yra yrc yre yro yrs ysa ysc yse ysm yso ysr yss ysy yyc yye yys yyy