a-a a-c a-t aaa aac aad aan aao aat aau ac- aca acc acd acn aco act acu ad- ada adc add adn ado adt adu an- ana anc and ann ano ant anu aoa aoc aod aon aoo aot aou at- ata atc atd atn ato att atu au- aua auc aud aun auo aut c-- caa cac cad can cao cat cau cca ccc ccd ccn cco cct ccu cda cdc cdd cdn cdo cdt cdu cn- cna cnc cnd cnn cno cnt cnu co- coa coc cod con coo cot cou cta ctc ctd ctn cto ctt ctu cua cuc cud cun cuo cut cuu daa dac dad dan dao dat dau dca dcc dcd dcn dco dct dcu dda ddc ddd ddn ddo ddt ddu dna dnc dnd dnn dno dnt doa doc dod don doo dot dou dta dtc dtd dtn dto dtt dtu dua duc dud dun duo dut naa nac nad nan nao nat nau nca ncc ncd ncn nco nct ncu nda ndc ndd ndn ndo ndt ndu nna nnc nnn nno nnt nnu no- noa noc nod non noo not nou nta ntc ntd ntn nto ntt ntu nua nuc nud nun nuo nut nuu oaa oac oad oan oao oat oau oc- oca occ ocd ocn oco oct ocu oda odc odd odn odo odt odu on- ona onc ond onn ono ont onu oo- ooa ooc ood oon ooo oot ot- ota otc otd otn oto ott otu ou- oua ouc oud oun ouo out taa tac tad tan tao tat tau tca tcc tcd tcn tco tct tcu tda tdc tdd tdn tdo tdt tdu tna tnc tnd tnn tno tnt to- toa toc tod ton too tot tou tta ttc ttd ttn tto ttt ttu tua tuc tud tun tuo tut tuu ua- uaa uac uad uan uao uat uau uca ucc ucd ucn uco uct ucu uda udc udd udn udo udt udu un- una unc und unn uno unt unu uoa uoc uod uon uoo uot uta utc utd utn uto utt utu uua uuc uun uut uuu