-er eee eeg eeo eer ees eet ege egg ego egr egs egt eo- eoe eog eoo eor eos eot ere erg ero err ers ert es- ese esg eso esr ess est ete etg eto etr ets ett ge- gee geg geo ger ges get ggg ggo ggr ggs ggt goe gog goo gor gos got gre grg gro grr grs grt gse gsg gso gsr gss gst gte gtg gto gtr gts gtt oee oeg oeo oer oes oet oge ogg ogo ogs ogt oo- oog ooo oor oos oot or- ore org oro orr ors ort os- ose osg oso osr oss ost ot- ote otg oto otr ots ott re- ree reg reo rer res ret rge rgg rgo rgr rgs rgt roe rog roo ror ros rot rrg rrr rrs rrt rse rsg rso rsr rss rst rte rtg rto rtr rts rtt se- see seg seo ser ses set sge sgg sgo sgr sgs sgt soe sog soo sor sos sot sr- sre srg sro srr srs srt ss- sse ssg sso ssr sss sst ste stg sto str sts stt te- tee teg teo ter tes tet tge tgg tgo tgr tgs tgt to- toe tog too tor tos tot tre trg tro trr trs trt tse tsg tso tsr tss tst tte ttg tto ttr tts ttt