-ey a-a a-c aaa aac aae aaj aao aay ac- aca acc ace acj aco acy aea aec aee aej aeo aey aja ajc aje ajj ajo ajy aoa aoc aoe aoj aoo ay- aya ayc aye ayo c-- c-j caa cac cae caj cao cay cca ccc cce ccj cco ce- cea cec cee cej ceo cey cja cjc co- coa coc coe coj coo coy cya cyc cye cyo eaa eac eae eaj eao ec- eca ecc ece ecj eco eea eec eee eeo eey eja ejc ejo eo- eoa eoc eoe eoo eya eyc eye eyo jaa jac jae jaj jao jay jca jcc jce jco jea jec jee jej jeo jey jja jjc jjj jjy joa joc joe joj joo joy jyj oaa oac oae oaj oao oc- oca occ ocj oco oea oec oee oeo oey oja ojc oje ojo ojy oo- ooa ooc ooo oya oye oyo yaa yac yae yao yay yca ycc yce yco ycy yea yec yee yeo yey yoc yoe yoj yoo yoy yyc yye yyy