-er -ey -up eee eeg eeo eep eer eex eey ege egg ego egp egr egu egx egy eo- eoe eog eoo eop eor eou ep- epe epg epo epp epr epu epx ere erg ero erp err eru ery eu- eue eug eup eur eux ex- exe exo exp exr exu exx exy eye eyo eyp eyr g-p ge- gee geg geo gep ger geu gex gey ggg ggo ggp ggr ggu goe gog goo gop gor gou gox goy gpe gpg gpo gpp gpr gpu gpx gre grg gro grp grr gru grx gry gu- gue gug guo gup gur guu guy gxp gy- gye gyo gyp gyr oee oeg oeo oep oer oex oey oge ogg ogo ogp ogx ogy oo- oog ooo oop oor oox op- ope opg opo opp opr opx opy or- ore org oro orp orr oru orx ory ou- oue ouo oup our ox- oxo oxx oxy oye oyo p-p pee peg peo pep per peu pex pey pge pgg pgo pgp pgr pgy poe pog poo pop por pou pox poy ppe ppg ppo ppp ppr ppu ppx pre prg pro prp prr pru prx pry pue pug pup pur puu puy pxe pxg pxr py- pye pyg pyo pyr pyu pyx re- ree reg reo rep rer reu rex rey rge rgg rgo rgp rgr rgx roe rog roo rop ror rou rox roy rpe rpg rpo rpp rpr rpu rpx rrg rrp rrr rru rue rug ruo rup rur ruu rux ruy rxp rxr ry- rye ryg ryo ryr ryu ryy uee ueg uep uer uey uge ugg ugo ugp ugr ugu ugx uoe uog uoo uop uor uox up- upe upg upo upp upr upu upx ur- ure urg uro urp urr uru urx ury uue uug uur uuu uxo uxr uxu uyo uyu xee xeg xep xer xeu xex xge xgp xog xoo xop xor xox xpe xpg xpo xpp xrx xry xue xup xxo xxp xxx xxy xyp xyr xyy yee yeg yeo yep yer yex yey ygo yoe yog yoo yop yor you yox yoy ypg ypo ypu yre yrg yro yrp yru yue yug yuo yup yur yuu yux yuy yxe yxy yye yyg yyu yyy