-er eee eeg eek eem eeo eer ees ege egg egm ego egr egs eke ekg eko ekr eks em- eme emg emk emm emo emr ems eo- eoe eog eok eom eoo eor eos ere erg erk erm ero err ers es- ese esg esk esm eso esr ess ge- gee geg gek gem geo ger ges ggg ggm ggo ggr ggs gkm gko gks gme gmg gmm gmo gmr gms goe gog gok gom goo gor gos gre grg grk grm gro grr grs gse gsg gsk gsm gso gsr gss ke- kee keg kek kem keo ker kes kgm kgo kgs kke kkk kkm kkr kks kme kmg kmk kmm kmo kms koe kog kok kom koo kor kos krg krk kro krr krs kse ksg ksk ksm kso ksr kss m-o m-r mee meg mek mem meo mer mes mge mgk mgm mgo mgr mgs mke mkg mkk mkm mko mkr mks mme mmg mmk mmm mmo mmr mms moe mog mok mom moo mor mos mre mrg mrk mrm mro mrr mrs mse msg msk msm mso msr mss oee oeg oem oeo oer oes oge ogg ogo ogs oke okg okk oko okr oks om- ome omg omm omo omr oms oo- oog ook oom ooo oor oos or- ore org ork orm oro orr ors os- ose osg osk osm oso osr oss re- ree reg rek rem reo rer res rge rgg rgk rgo rgr rgs rke rkg rkk rkm rko rks rme rmg rmm rmo rmr rms roe rog rok rom roo ror ros rrg rrk rrm rrr rrs rse rsg rsk rsm rso rsr rss se- see seg sek sem seo ser ses sge sgg sgk sgm sgo sgr sgs sk- ske skg skk skm sko skr sks sme smg smk smm smo smr sms soe sog sok som soo sor sos sr- sre srg srk srm sro srr srs ss- sse ssg ssk ssm sso ssr sss