-er -ey eee eeg eeo eep eer eet eex eey ege egg ego egp egr egt egx egy eo- eoe eog eoo eop eor eot ep- epe epg epo epp epr ept epx ere erg ero erp err ert ery ete etg eto etp etr ett etx ety ex- exe exo exp exr ext exx exy eye eyo eyp eyr eyt g-p ge- gee geg geo gep ger get gex gey ggg ggo ggp ggr ggt goe gog goo gop gor got gox goy gpe gpg gpo gpp gpr gpt gpx gre grg gro grp grr grt grx gry gte gtg gto gtp gtr gtt gtx gty gxp gxt gy- gye gyo gyp gyr oee oeg oeo oep oer oet oex oey oge ogg ogo ogp ogt ogx ogy oo- oog ooo oop oor oot oox op- ope opg opo opp opr opt opx opy or- ore org oro orp orr ort orx ory ot- ote otg oto otp otr ott ox- oxo oxt oxx oxy oye oyo p-p pee peg peo pep per pet pex pey pge pgg pgo pgp pgr pgt pgy poe pog poo pop por pot pox poy ppe ppg ppo ppp ppr ppt ppx pre prg pro prp prr prt prx pry pt- pte ptg pto ptp ptr ptt ptx pty pxe pxg pxr pxt py- pye pyg pyo pyr pyt pyx re- ree reg reo rep rer ret rex rey rge rgg rgo rgp rgr rgt rgx roe rog roo rop ror rot rox roy rpe rpg rpo rpp rpr rpt rpx rrg rrp rrr rrt rte rtg rto rtp rtr rtt rtx rty rxp rxr ry- rye ryg ryo ryr ryy t-x te- tee teg teo tep ter tet tex tey tge tgg tgo tgp tgr tgt tgy to- toe tog too top tor tot tox toy tpe tpg tpo tpp tpr tpt tpx tre trg tro trp trr trt trx try tte ttg tto ttp ttr ttt ttx tty txe txt tye tyg tyo typ tyr tyt xee xeg xep xer xet xex xge xgp xog xoo xop xor xot xox xpe xpg xpo xpp xpt xrt xrx xry xtp xtr xtx xty xxo xxp xxx xxy xyp xyr xyy yee yeg yeo yep yer yet yex yey ygo yoe yog yoo yop yor yot yox yoy ypg ypo yre yrg yro yrp yrt yte yto ytp ytr ytt yxe yxy yye yyg yyt yyy