-er eee eeg eel eer ees eet ege egg egl egr egs egt ele elg ell elr els elt ere erg erl err ers ert es- ese esg esl esr ess est ete etg etl etr ets ett ge- gee geg gel ger ges get ggg ggr ggs ggt gle glg gll glr gls glt gre grg grl grr grs grt gse gsg gsl gsr gss gst gte gtg gtl gtr gts gtt lee leg lel ler les let lge lgg lgl lgr lgs lgt lle llg lll llr lls llt lrg lrr lrs lrt lse lsg lsl lsr lss lst lte ltg ltl ltr lts ltt re- ree reg rel rer res ret rge rgg rgr rgs rgt rle rlg rll rlr rls rlt rrg rrl rrr rrs rrt rse rsg rsl rsr rss rst rte rtg rtl rtr rts rtt se- see seg sel ser ses set sge sgg sgl sgr sgs sgt sle slg sll slr sls slt sr- sre srg srl srr srs srt ss- sse ssg ssl ssr sss sst ste stg stl str sts stt te- tee teg tel ter tes tet tge tgg tgl tgr tgs tgt tle tlg tll tlr tls tlt tre trg trl trr trs trt tse tsg tsl tsr tss tst tte ttg ttl ttr tts ttt