-er eee eeg eep eer ees eet ege egg egp egr egs egt ep- epe epg epp epr eps ept ere erg erp err ers ert es- ese esg esp esr ess est ete etg etp etr ets ett g-p ge- gee geg gep ger ges get ggg ggp ggr ggs ggt gpe gpg gpp gpr gps gpt gre grg grp grr grs grt gse gsg gsp gsr gss gst gte gtg gtp gtr gts gtt p-p pee peg pep per pes pet pge pgg pgp pgr pgs pgt ppe ppg ppp ppr pps ppt pre prg prp prr prs prt ps- pse psg psp psr pss pst pt- pte ptg ptp ptr pts ptt re- ree reg rep rer res ret rge rgg rgp rgr rgs rgt rpe rpg rpp rpr rps rpt rrg rrp rrr rrs rrt rse rsg rsp rsr rss rst rte rtg rtp rtr rts rtt se- see seg sep ser ses set sge sgg sgp sgr sgs sgt spe spg spp spr sps spt sr- sre srg srp srr srs srt ss- sse ssg ssp ssr sss sst ste stg stp str sts stt te- tee teg tep ter tes tet tge tgg tgp tgr tgs tgt tpe tpg tpp tpr tps tpt tre trg trp trr trs trt tse tsg tsp tsr tss tst tte ttg ttp ttr tts ttt