a-a a-c a-t aaa aac aaf aan aao aat aau ac- aca acc acf acn aco act acu af- afa afc aff afn afo aft afu an- ana anc anf ann ano ant anu aoa aoc aof aon aoo aot aou at- ata atc atf atn ato att atu au- aua auc auf aun auo aut c-- caa cac caf can cao cat cau cca ccc ccf ccn cco cct ccu cfa cfc cff cfn cfo cft cfu cn- cna cnc cnf cnn cno cnt cnu co- coa coc cof con coo cot cou cta ctc ctf ctn cto ctt ctu cua cuc cuf cun cuo cut cuu faa fac faf fan fao fat fau fca fcc fcf fcn fco fct fcu ffa ffc fff ffn ffo fft ffu fna fnc fnf fnn fnt fnu foa foc fof fon foo fot fou fta ftc ftf ftn fto ftt ftu fua fuf fun fuo fut fuu naa nac naf nan nao nat nau nca ncc ncf ncn nco nct ncu nfa nfc nff nfn nfo nft nfu nna nnc nnf nnn nno nnt nnu no- noa noc nof non noo not nou nta ntc ntf ntn nto ntt ntu nua nuc nun nuo nut nuu oaa oac oaf oan oao oat oau oc- oca occ ocf ocn oco oct ocu of- ofa ofc off ofn ofo oft ofu on- ona onc onf onn ono ont onu oo- ooa ooc oof oon ooo oot ot- ota otc otf otn oto ott otu ou- oua ouc ouf oun ouo out taa tac taf tan tao tat tau tca tcc tcf tcn tco tct tcu tfa tfc tff tfn tfo tft tfu tna tnc tnf tnn tno tnt to- toa toc tof ton too tot tou tta ttc ttf ttn tto ttt ttu tua tuc tuf tun tuo tut tuu ua- uaa uac uaf uan uao uat uau uca ucc ucf ucn uco uct ucu ufa ufc uff ufn ufo uft ufu un- una unc unf unn uno unt unu uoa uoc uon uoo uot uta utc utf utn uto utt utu uua uuc uun uut uuu