-er eee eeg eek eer ees eet ege egg egr egs egt eke ekg ekr eks ekt ere erg erk err ers ert es- ese esg esk esr ess est ete etg etk etr ets ett ge- gee geg gek ger ges get ggg ggr ggs ggt gks gkt gre grg grk grr grs grt gse gsg gsk gsr gss gst gte gtg gtk gtr gts gtt k-t ke- kee keg kek ker kes ket kgs kke kkk kkr kks kkt krg krk krr krs krt kse ksg ksk ksr kss kst kte ktg ktk ktr kts ktt re- ree reg rek rer res ret rge rgg rgk rgr rgs rgt rke rkg rkk rks rkt rrg rrk rrr rrs rrt rse rsg rsk rsr rss rst rte rtg rtk rtr rts rtt se- see seg sek ser ses set sge sgg sgk sgr sgs sgt sk- ske skg skk skr sks skt sr- sre srg srk srr srs srt ss- sse ssg ssk ssr sss sst ste stg stk str sts stt te- tee teg tek ter tes tet tge tgg tgk tgr tgs tgt tke tkg tkk tkr tks tkt tre trg trk trr trs trt tse tsg tsk tsr tss tst tte ttg ttk ttr tts ttt