-ey a-a a-b a-t aaa aab aad aae aaf aan aat aay ab- aba abb abd abe abf abn abt aby ad- ada adb add ade adf adn adt ady aea aeb aed aee aef aen aet aey af- afa afb afd afe aff afn aft afy an- ana anb and ane anf ann ant any at- ata atb atd ate atf atn att ay- aya ayd aye ayf ayn ayt baa bab bad bae baf ban bat bay bba bbb bbd bbe bbf bbn bbt bby bda bdb bdd bde bdf bdt bdy be- bea beb bed bee bef ben bet bey bfa bfb bfd bfe bff bfn bft bfy bna bnb bnd bne bnf bnn bnt bta btb btd bte btf btn btt bty by- bya byd bye byf byn byt daa dab dad dae daf dan dat day dba dbb dbd dbe dbf dbn dbt dby dda ddb ddd dde ddf ddn ddt ddy de- dea deb ded dee def den det dey dfa dfb dfd dfe dff dfn dft dna dnb dnd dne dnf dnn dnt dny dta dtb dtd dte dtf dtn dtt dty dy- dya dyb dyd dye dyn dyy eaa eab ead eae eaf ean eat eba ebb ebd ebe ebf ebn ebt eby ed- eda edb edd ede edf edn edt edy eea eeb eed eee eef een eet eey ef- efa efb efd efe eff eft en- ena enb end ene enf enn ent eny eta etb etd ete etf etn ett ety eya eyd eye eyn eyt faa fab fad fae faf fan fat fay fba fbb fbd fbe fbf fbn fbt fda fdb fdd fde fdf fdn fdt fea feb fed fee fef fen fet fey ffa ffd ffe fff ffn fft ffy fna fnb fnd fne fnf fnn fnt fta ftb ftd fte ftf ftn ftt fty fy- fya fyb fye fyn naa nab nad nae naf nan nat nay nba nbb nbd nbe nbf nbn nbt nda ndb ndd nde ndf ndn ndt ndy ne- nea neb ned nee nef nen net ney nfa nfb nfd nfe nff nfn nft nna nnb nne nnf nnn nnt nta ntb ntd nte ntf ntn ntt nya nyd nye nyf nyn nyt nyy taa tab tad tae taf tan tat tay tba tbb tbd tbe tbf tbn tbt tda tdb tdd tde tdf tdn tdt tdy te- tea teb ted tee tef ten tet tey tfa tfb tfd tfe tff tfn tft tna tnb tnd tne tnf tnn tnt tta ttb ttd tte ttf ttn ttt tty tya tyd tye tyf tyn tyt yaa yab yad yae yaf yan yat yay ybe ybf yby yda yde ydn ydt ydy yea yeb yed yee yef yen yet yey yfa yfd yfe yff yft yna ynd yne ynn yny yta ytd yte ytf ytn ytt yyb yye yyf yyt yyy