a-a a-c a-t aaa aac aad aae aaf aao aas aat aau ac- aca acc acd ace acf aco acs act acu ad- ada adc add ade adf ado ads adt adu aea aec aed aee aef aeo aes aet aeu af- afa afc afd afe aff afo afs aft afu aoa aoc aod aoe aof aoo aos aot aou as- asa asc asd ase asf aso ass ast asu at- ata atc atd ate atf ato ats att atu au- aua auc aud aue auf auo aus aut c-- caa cac cad cae caf cao cas cat cau cca ccc ccd cce ccf cco ccs cct ccu cda cdc cdd cde cdf cdo cds cdt cdu ce- cea cec ced cee cef ceo ces cet ceu cfa cfc cfd cfe cff cfo cfs cft cfu co- coa coc cod coe cof coo cos cot cou csa csc csd cse csf cso css cst csu cta ctc ctd cte ctf cto cts ctt ctu cua cuc cud cue cuf cuo cus cut cuu daa dac dad dae daf dao das dat dau dca dcc dcd dce dcf dco dcs dct dcu dda ddc ddd dde ddf ddo dds ddt ddu de- dea dec ded dee def deo des det deu dfa dfc dfd dfe dff dfo dfs dft dfu doa doc dod doe dof doo dos dot dou dsa dsc dsd dse dsf dso dss dst dsu dta dtc dtd dte dtf dto dts dtt dtu dua duc dud due duf duo dus dut eaa eac ead eae eaf eao eas eat eau ec- eca ecc ecd ece ecf eco ecs ect ecu ed- eda edc edd ede edf edo eds edt edu eea eec eed eee eef eeo ees eet ef- efa efc efd efe eff efo efs eft eo- eoa eoc eod eoe eof eoo eos eot eou es- esa esc esd ese esf eso ess est esu eta etc etd ete etf eto ets ett etu eu- eua euc eud eue euf eus eut faa fac fad fae faf fao fas fat fau fca fcc fcd fce fcf fco fcs fct fcu fda fdc fdd fde fdf fdo fds fdt fdu fea fec fed fee fef feo fes fet feu ffa ffc ffd ffe fff ffo ffs fft ffu foa foc foe fof foo fos fot fou fsa fsc fsd fse fsf fso fss fst fsu fta ftc ftd fte ftf fto fts ftt ftu fua fud fue fuf fuo fus fut fuu oaa oac oad oae oaf oao oas oat oau oc- oca occ ocd ocf oco ocs oct ocu oda odc odd ode odf odo ods odt odu oea oec oed oee oef oeo oes oet of- ofa ofc ofd ofe off ofo ofs oft ofu oo- ooa ooc ood oof ooo oos oot os- osa osc osd ose osf oso oss ost osu ot- ota otc otd ote otf oto ots ott otu ou- oua ouc oud oue ouf ouo ous out saa sac sad sae saf sao sas sat sau sca scc scd sce scf sco scs sct scu sda sdc sdd sde sdf sdo sds sdt sdu se- sea sec sed see sef seo ses set seu sfa sfc sfd sfe sff sfo sfs sft sfu soa soc sod soe sof soo sos sot sou ss- ssa ssc ssd sse ssf sso sss sst ssu sta stc std ste stf sto sts stt stu sua suc sud sue suf suo sus sut suu taa tac tad tae taf tao tas tat tau tca tcc tcd tce tcf tco tcs tct tcu tda tdc tdd tde tdf tdo tds tdt tdu te- tea tec ted tee tef teo tes tet teu tfa tfc tfd tfe tff tfo tfs tft tfu to- toa toc tod toe tof too tos tot tou tsa tsc tsd tse tsf tso tss tst tsu tta ttc ttd tte ttf tto tts ttt ttu tua tuc tud tue tuf tuo tus tut tuu ua- uaa uac uad uae uaf uao uas uat uau uca ucc ucd uce ucf uco ucs uct ucu uda udc udd ude udf udo uds udt udu uea uec ued uee uef ues uet ufa ufc ufd ufe uff ufo ufs uft ufu uoa uoc uod uoe uoo uos uot usa usc usd use usf uso uss ust usu uta utc utd ute utf uto uts utt utu uua uuc uue uus uut uuu