-ey a-a a-b aaa aab aae aaj aan aao aay ab- aba abb abe abj abn abo aby aea aeb aee aej aen aeo aey aja ajb aje ajj ajn ajo ajy an- ana anb ane anj ann ano any aoa aob aoe aoj aon aoo ay- aya aye ayn ayo baa bab bae baj ban bao bay bba bbb bbe bbn bbo bby be- bea beb bee ben beo bey bja bjj bjn bna bnb bne bnj bnn bno boa bob boe boj bon boo boy by- bya bye byj byn byo eaa eab eae eaj ean eao eba ebb ebe ebj ebn ebo eby eea eeb eee een eeo eey eja ejo en- ena enb ene enn eno eny eo- eoa eob eoe eon eoo eya eye eyn eyo jaa jab jae jaj jan jao jay jba jbj jbo jea jeb jee jej jen jeo jey jja jjb jjj jjy jna jne jnj jnn jno joa job joe joj jon joo joy jyj naa nab nae naj nan nao nay nba nbb nbe nbn nbo ne- nea neb nee nej nen neo ney nja nje njn nna nnb nne nnn nno no- noa nob noe noj non noo noy nya nye nyn nyo nyy oaa oab oae oaj oan oao ob- oba obb obe obj obn obo oby oea oeb oee oen oeo oey oja ojb oje ojo ojy on- ona onb one onj onn ono ony oo- ooa oob oon ooo oya oye oyo yaa yab yae yan yao yay ybe yby yea yeb yee yen yeo yey yna yne ynn yny yob yoe yoj yon yoo yoy yyb yye yyy