a-a a-c a-t aaa aac aad aaf aao aas aat ac- aca acc acd acf aco acs act ad- ada adc add adf ado ads adt af- afa afc afd aff afo afs aft aoa aoc aod aof aoo aos aot as- asa asc asd asf aso ass ast at- ata atc atd atf ato ats att c-- caa cac cad caf cao cas cat cca ccc ccd ccf cco ccs cct cda cdc cdd cdf cdo cds cdt cfa cfc cfd cff cfo cfs cft co- coa coc cod cof coo cos cot csa csc csd csf cso css cst cta ctc ctd ctf cto cts ctt daa dac dad daf dao das dat dca dcc dcd dcf dco dcs dct dda ddc ddd ddf ddo dds ddt dfa dfc dfd dff dfo dfs dft doa doc dod dof doo dos dot dsa dsc dsd dsf dso dss dst dta dtc dtd dtf dto dts dtt faa fac fad faf fao fas fat fca fcc fcd fcf fco fcs fct fda fdc fdd fdf fdo fds fdt ffa ffc ffd fff ffo ffs fft foa foc fof foo fos fot fsa fsc fsd fsf fso fss fst fta ftc ftd ftf fto fts ftt oaa oac oad oaf oao oas oat oc- oca occ ocd ocf oco ocs oct oda odc odd odf odo ods odt of- ofa ofc ofd off ofo ofs oft oo- ooa ooc ood oof ooo oos oot os- osa osc osd osf oso oss ost ot- ota otc otd otf oto ots ott saa sac sad saf sao sas sat sca scc scd scf sco scs sct sda sdc sdd sdf sdo sds sdt sfa sfc sfd sff sfo sfs sft soa soc sod sof soo sos sot ss- ssa ssc ssd ssf sso sss sst sta stc std stf sto sts stt taa tac tad taf tao tas tat tca tcc tcd tcf tco tcs tct tda tdc tdd tdf tdo tds tdt tfa tfc tfd tff tfo tfs tft to- toa toc tod tof too tos tot tsa tsc tsd tsf tso tss tst tta ttc ttd ttf tto tts ttt

a-do aaaa aaac aaad aaaf aaas aaca aacc aacd aacf aaco aacs aact aada aadc aads aadt aafa aafc aafd aaff aaoo aasa aasc aasd aasf aass aast aata aatc aatf aatt ac-t acaa acac acad acas acat acca accc accd accf acco accs acct acda acdc acdf acds acdt acfc acfd acfs acft acoa acod acos acot acsa acsc acsd acss acst acta actc actf acto acts actt adaa adac adad adao adas adat adcc adcs adda addc addd addo adds adfa adfc adfs adoc adod adoo ados adot adsa adso adss adst adta adts afaa afad afao afat afca afcc afcs afdc affa affc affo affs afft afoa afoo afsa afsc afst afta aftc afts aoca aocs aosd aoss aotc aotd aotf asaa asac asad asaf asao asas asat asc- asca ascc asco asct asda asdf asdo asds asfa asoc asod asof asos asot assa assc assd asso asss asst asta astc asto asts at-t ataa atac atad atas atat atca atcc atcf atco atcs atdt atfc atfs atoc atod atof atos atot atsc atst atta atto atts c-cd caaa caac caaf caas caat cac- caca cacc caco cada cadc cadd cado cads cafa cafc caff cafs caod caos casa casc casd caso cass cast cat- cata catc catd catf cato cats catt ccaa ccac ccad ccaf ccas ccat ccca cccc cccf cccs ccdc ccdf ccds ccfa ccfc ccfd ccff ccoc ccod ccsa ccsd ccsf ccss ccst cctc cctt cdaa cdac cdad cdcs cdda cdfa cdfs cdos cdot cdss cfaa cfac cfao cfca cfcf cfco cfcs cfda cfds cfoa cfos cfsa cfta cftc coad coas coat coca coco coct coda codd cods cofc coff cofs coft cood coof coos coot cosa cosc coso coss cost cota cotc coto cots cott csaa csac csao csas csat cscc cscd cscf csco cscs csda csfc csos csot cssa cssd csta cstc cstd csto csts ctca ctcf ctfc ctfo ctfs ctos ctot ctsa ctsc ctss ctta ctts daad daas daca dacs dact dada dado dads dafa dafc daff dafo dafs daft daos dasa dasc dasd dass dast data dato dats datt dcas dcca dccc dccs dcct dcds dcfc dcfs dcos dcsc dcss dctc dcts dddd ddoc ddot ddss ddts dfaf dfas dfcc dfco dfcs dfds dfdt dffa dfts doas doat doca doco docs doct dod- doda dodd dodo dods doff dood doof doos doot dosa doso doss dost dota dotd doto dots dott dsac dscc dscs dsda dsfa dsfc dsoa dsos dssa dssc dsst dstc dsto dsts dtaa dtac dtcc dtfc dtot dtss faaa faac faad faas faca facc facs fact fada fadd fado fads fafa fafc faff fafo fasa fasc fasd faso fass fast fata fatc fatf fato fats fatt fcas fcat fcca fccf fcda fcds fcot fcsc fcst fcto fdca fdoa fdoc fdos fdot fdst fdtc ffcc ffff ffsa ffss fftf foad foaf foca foco focs foda fofo food foof foos foot fosa foso foss fost fota foto fots fott fsas fscc fsfo fssa fssc fssf fsta ft-c ftcd ftfc ftos ftsa oafc oafo oafs oasc oass oast oats ocac ocad ocas ocat occa occc occt ocds ocfa ocos ocsa oct- octa octo octs odac odas odda oddd odds odoo odos odot odso odts ofas off- offa offc offo offs ofst ofta ooaa ooda ooff oofs oooo ooos oosa oost oots osaf osas osat osca oscc osco osfa osoo osos ossa ossd osso osta ostc osts otac otas otcd otfc oto- otof otoo otos otsa otso otta otto otts s-os sa-c saac saad saaf saas saat saca sacc sacd saco sacs sact sada sadc sadd sado sads sadt safa safc saff safo saft saos sasa sasc sasd sasf saso sass sast sata satc satd sato sats satt scaa scac scad scaf scas scat sccc sccs scct scda scdc scdf scds scfa scfc scoo scot scsa scsc scsd scso scst sctc sctd