-er -ey a-a a-t aaa aae aag aao aar aat aax aay aea aee aeg aeo aer aet aex aey ag- aga age agg ago agr agt agx agy aoa aoe aog aoo aor aot aox ar- ara are arg aro arr art arx ary at- ata ate atg ato atr att atx ax- axa axe axo axr axt axx ay- aya aye ayo ayr ayt ayx eaa eae eag eao ear eat eax eea eee eeg eeo eer eet eex eey ega ege egg ego egr egt egx egy eo- eoa eoe eog eoo eor eot era ere erg ero err ert ery eta ete etg eto etr ett etx ety ex- exa exe exo exr ext exx exy eya eye eyo eyr eyt gaa gae gag gao gar gat gay ge- gea gee geg geo ger get gex gey gga ggg ggo ggr ggt goa goe gog goo gor got gox goy gra gre grg gro grr grt grx gry gta gte gtg gto gtr gtt gtx gty gxa gxt gy- gya gye gyo gyr oaa oae oag oao oar oat oax oea oee oeg oeo oer oet oex oey oga oge ogg ogo ogt ogx ogy oo- ooa oog ooo oor oot oox or- ora ore org oro orr ort orx ory ot- ota ote otg oto otr ott ox- oxa oxo oxt oxx oxy oya oye oyo ra- raa rae rag rao rar rat rax ray re- rea ree reg reo rer ret rex rey rga rge rgg rgo rgr rgt rgx roa roe rog roo ror rot rox roy rra rrg rrr rrt rta rte rtg rto rtr rtt rtx rty rxr ry- rya rye ryg ryo ryr ryy t-x taa tae tag tao tar tat tax tay te- tea tee teg teo ter tet tex tey tga tge tgg tgo tgr tgt tgy to- toa toe tog too tor tot tox toy tra tre trg tro trr trt trx try tta tte ttg tto ttr ttt ttx tty txe txt tya tye tyg tyo tyr tyt xaa xag xar xat xee xeg xer xet xex xge xoa xog xoo xor xot xox xrt xrx xry xtr xtx xty xxo xxx xxy xyr xyy yaa yae yag yao yar yat yax yay yea yee yeg yeo yer yet yex yey yga ygo yoe yog yoo yor yot yox yoy yra yre yrg yro yrt yta yte yto ytr ytt yxa yxe yxy yye yyg yyt yyy