-th a-a a-c a-t aaa aac aad aae aah aan aat ac- aca acc acd ace ach acn act ad- ada adc add ade adh adn adt aea aec aed aee aeh aen aet aha ahc ahd ahe ahh ahn aht an- ana anc and ane anh ann ant at- ata atc atd ate ath atn att c-- caa cac cad cae cah can cat cca ccc ccd cce cch ccn cct cda cdc cdd cde cdh cdn cdt ce- cea cec ced cee ceh cen cet ch- cha chc chd che chh chn cht cn- cna cnc cnd cne cnh cnn cnt cta ctc ctd cte cth ctn ctt daa dac dad dae dah dan dat dca dcc dcd dce dcn dct dda ddc ddd dde ddh ddn ddt de- dea dec ded dee deh den det dh- dha dhc dhd dhe dhh dht dna dnc dnd dne dnh dnn dnt dta dtc dtd dte dth dtn dtt eaa eac ead eae eah ean eat ec- eca ecc ecd ece ech ecn ect ed- eda edc edd ede edh edn edt eea eec eed eee een eet eha ehc ehd ehe ehh ehn eht en- ena enc end ene enh enn ent eta etc etd ete eth etn ett haa hac had hae hah han hat hca hcc hcd hce hch hcn hct hda hdc hdd hde hdh hdn hdt he- hea hec hed hee heh hen het hha hhc hhd hhe hhh hhn hht hna hnc hnd hne hnh hnn hnt hta htc htd hte hth htn htt naa nac nad nae nah nan nat nca ncc ncd nce nch ncn nct nda ndc ndd nde ndh ndn ndt ne- nea nec ned nee neh nen net nha nhc nhd nhe nhh nhn nht nna nnc nne nnh nnn nnt nta ntc ntd nte nth ntn ntt taa tac tad tae tah tan tat tca tcc tcd tce tch tcn tct tda tdc tdd tde tdh tdn tdt te- tea tec ted tee teh ten tet th- tha thc thd the thh thn tht tna tnc tnd tne tnh tnn tnt tta ttc ttd tte tth ttn ttt