-th a-a a-b a-t aaa aab aah aaj aan aao aat ab- aba abb abh abj abn abo abt aha ahb ahh ahj ahn aho aht aja ajb ajh ajj ajn ajo ajt an- ana anb anh anj ann ano ant aoa aob aoh aoj aon aoo aot at- ata atb ath atn ato att baa bab bah baj ban bao bat bba bbb bbh bbn bbo bbt bha bhb bhh bhj bho bht bja bjj bjn bjt bna bnb bnj bnn bno bnt boa bob boh boj bon boo bot bta btb bth btn bto btt haa hab hah haj han hao hat hba hbb hbh hbj hbn hbo hbt hha hhb hhh hhj hhn hho hht hja hjn hjo hjt hna hnb hnh hnj hnn hno hnt hoa hob hoh hon hoo hot hta htb hth htj htn hto htt jaa jab jah jaj jan jao jat jba jbj jbo jbt jha jhj jhn jho jht jja jjb jjj jna jnh jnj jnn jno jnt joa job joh joj jon joo jot jta jtb jth jtn jtt naa nab nah naj nan nao nat nba nbb nbn nbo nbt nha nhb nhh nhj nhn nht nja njn nna nnb nnh nnn nno nnt no- noa nob noh noj non noo not nta ntb nth ntn nto ntt oaa oab oah oaj oan oao oat ob- oba obb obh obj obn obo obt oha ohh ohn oho oht oja ojb ojo on- ona onb onh onj onn ono ont oo- ooa oob ooh oon ooo oot ot- ota otb oth otn oto ott taa tab tah taj tan tao tat tba tbb tbh tbj tbn tbo tbt th- tha thb thh thn tho tht tjo tna tnb tnh tnn tno tnt to- toa tob toh toj ton too tot tta ttb tth ttn tto ttt