-th a-a a-c a-t aaa aac aah aan aao aat ac- aca acc ach acn aco act aha ahc ahh ahn aho aht an- ana anc anh ann ano ant aoa aoc aoh aon aoo aot at- ata atc ath atn ato att c-- caa cac cah can cao cat cca ccc cch ccn cco cct ch- cha chc chh chn cho cht cn- cna cnc cnh cnn cno cnt co- coa coc coh con coo cot cta ctc cth ctn cto ctt haa hac hah han hao hat hca hcc hch hcn hco hct hha hhc hhh hhn hho hht hna hnc hnh hnn hno hnt hoa hoc hoh hon hoo hot hta htc hth htn hto htt naa nac nah nan nao nat nca ncc nch ncn nco nct nha nhc nhh nhn nht nna nnc nnh nnn nno nnt no- noa noc noh non noo not nta ntc nth ntn nto ntt oaa oac oah oan oao oat oc- oca occ och ocn oco oct oha ohc ohh ohn oho oht on- ona onc onh onn ono ont oo- ooa ooc ooh oon ooo oot ot- ota otc oth otn oto ott taa tac tah tan tao tat tca tcc tch tcn tco tct th- tha thc thh thn tho tht tna tnc tnh tnn tno tnt to- toa toc toh ton too tot tta ttc tth ttn tto ttt