a-a a-t aaa aaf aaj aan aao aat af- afa aff afj afn afo aft aja ajf ajj ajn ajo ajt an- ana anf anj ann ano ant aoa aof aoj aon aoo aot at- ata atf atn ato att faa faf faj fan fao fat ffa fff ffn ffo fft fja fna fnf fnj fnn fnt foa fof fon foo fot fta ftf ftn fto ftt jaa jaf jaj jan jao jat jfa jff jfj jfo jft jja jjf jjj jna jnf jnj jnn jno jnt joa jof joj jon joo jot jta jtf jtn jtt naa naf naj nan nao nat nfa nff nfn nfo nft nja njf njn nna nnf nnn nno nnt no- noa nof noj non noo not nta ntf ntn nto ntt oaa oaf oaj oan oao oat of- ofa off ofn ofo oft oja ojo on- ona onf onj onn ono ont oo- ooa oof oon ooo oot ot- ota otf otn oto ott taa taf taj tan tao tat tfa tff tfj tfn tfo tft tjf tjo tna tnf tnn tno tnt to- toa tof toj ton too tot tta ttf ttn tto ttt