-er -up eee eeg eep eer eet ege egg egp egr egt egu ep- epe epg epp epr ept epu ere erg erp err ert eru ete etg etp etr ett etu eu- eue eug eup eur eut g-p ge- gee geg gep ger get geu ggg ggp ggr ggt ggu gpe gpg gpp gpr gpt gpu gre grg grp grr grt gru gte gtg gtp gtr gtt gtu gu- gue gug gup gur gut guu p-p pee peg pep per pet peu pge pgg pgp pgr pgt ppe ppg ppp ppr ppt ppu pre prg prp prr prt pru pt- pte ptg ptp ptr ptt ptu pue pug pup pur put puu re- ree reg rep rer ret reu rge rgg rgp rgr rgt rpe rpg rpp rpr rpt rpu rrg rrp rrr rrt rru rte rtg rtp rtr rtt rtu rue rug rup rur rut ruu te- tee teg tep ter tet teu tge tgg tgp tgr tgt tgu tpe tpg tpp tpr tpt tpu tre trg trp trr trt tru tte ttg ttp ttr ttt ttu tue tug tup tur tut tuu uee ueg uep uer uet uge ugg ugp ugr ugt ugu up- upe upg upp upr upt upu ur- ure urg urp urr urt uru ute utp utr utt utu uue uug uur uut uuu