-ey a-a a-b a-t aaa aab aae aag aan aao aat aay ab- aba abb abe abg abn abo abt aby aea aeb aee aeg aen aeo aet aey ag- aga agb age agg agn ago agt agy an- ana anb ane ang ann ano ant any aoa aob aoe aog aon aoo aot at- ata atb ate atg atn ato att ay- aya aye ayn ayo ayt baa bab bae bag ban bao bat bay bba bbb bbe bbg bbn bbo bbt bby be- bea beb bee beg ben beo bet bey bga bgb bge bgg bgn bgo bgt bna bnb bne bng bnn bno bnt boa bob boe bog bon boo bot boy bta btb bte btg btn bto btt bty by- bya bye byg byn byo byt eaa eab eae eag ean eao eat eba ebb ebe ebg ebn ebo ebt eby eea eeb eee eeg een eeo eet eey ega egb ege egg egn ego egt egy en- ena enb ene eng enn eno ent eny eo- eoa eob eoe eog eon eoo eot eta etb ete etg etn eto ett ety eya eye eyn eyo eyt gaa gab gae gag gan gao gat gay gba gbe gbg gbn gbo gbt gby ge- gea geb gee geg gen geo get gey gga ggb ggg ggn ggo ggt gna gnb gne gnn gno gnt goa gob goe gog gon goo got goy gta gtb gte gtg gtn gto gtt gty gy- gya gyb gye gyn gyo naa nab nae nag nan nao nat nay nba nbb nbe nbg nbn nbo nbt ne- nea neb nee neg nen neo net ney nga ngb nge ngg ngn ngo ngt nna nnb nne nng nnn nno nnt no- noa nob noe nog non noo not noy nta ntb nte ntg ntn nto ntt nya nye nyg nyn nyo nyt nyy oaa oab oae oag oan oao oat ob- oba obb obe obg obn obo obt oby oea oeb oee oeg oen oeo oet oey oga oge ogg ogn ogo ogt ogy on- ona onb one ong onn ono ont ony oo- ooa oob oog oon ooo oot ot- ota otb ote otg otn oto ott oya oye oyo taa tab tae tag tan tao tat tay tba tbb tbe tbg tbn tbo tbt te- tea teb tee teg ten teo tet tey tga tgb tge tgg tgn tgo tgt tgy tna tnb tne tng tnn tno tnt to- toa tob toe tog ton too tot toy tta ttb tte ttg ttn tto ttt tty tya tye tyg tyn tyo tyt yaa yab yae yag yan yao yat yay ybe ybg yby yea yeb yee yeg yen yeo yet yey yga ygo yna yne yng ynn yny yob yoe yog yon yoo yot yoy yta yte ytn yto ytt yyb yye yyg yyt yyy