a-a a-c a-t aaa aac aad aae aan aas aat aav ac- aca acc acd ace acn acs act acv ad- ada adc add ade adn ads adt adv aea aec aed aee aen aes aet aev an- ana anc and ane ann ans ant anv as- asa asc asd ase asn ass ast asv at- ata atc atd ate atn ats att atv av- ava avc avd ave avn avs avt c-- caa cac cad cae can cas cat cav cca ccc ccd cce ccn ccs cct ccv cda cdc cdd cde cdn cds cdt cdv ce- cea cec ced cee cen ces cet cev cn- cna cnc cnd cne cnn cns cnt cnv csa csc csd cse csn css cst csv cta ctc ctd cte ctn cts ctt ctv cva cvc cvd cve cvn cvs cvt cvv daa dac dad dae dan das dat dav dca dcc dcd dce dcn dcs dct dcv dda ddc ddd dde ddn dds ddt de- dea dec ded dee den des det dev dna dnc dnd dne dnn dns dnt dsa dsc dsd dse dsn dss dst dsv dta dtc dtd dte dtn dts dtt dtv dva dvc dvd dve dvn dvs dvt eaa eac ead eae ean eas eat eav ec- eca ecc ecd ece ecn ecs ect ecv ed- eda edc edd ede edn eds edt eea eec eed eee een ees eet eev en- ena enc end ene enn ens ent env es- esa esc esd ese esn ess est esv eta etc etd ete etn ets ett etv eva evc evd eve evn evs evt evv naa nac nad nae nan nas nat nav nca ncc ncd nce ncn ncs nct ncv nda ndc ndd nde ndn nds ndt ndv ne- nea nec ned nee nen nes net nev nna nnc nne nnn nns nnt nnv nsa nsc nsd nse nsn nss nst nsv nta ntc ntd nte ntn nts ntt ntv nva nvc nvd nve nvn nvt nvv saa sac sad sae san sas sat sav sca scc scd sce scn scs sct scv sda sdc sdd sde sdn sds sdt sdv se- sea sec sed see sen ses set sev sna snc snd sne snn sns snt snv ss- ssa ssc ssd sse ssn sss sst ssv sta stc std ste stn sts stt stv sva svc svd sve svn svs svt svv taa tac tad tae tan tas tat tav tca tcc tcd tce tcn tcs tct tcv tda tdc tdd tde tdn tds tdt tdv te- tea tec ted tee ten tes tet tev tna tnc tnd tne tnn tns tnt tsa tsc tsd tse tsn tss tst tsv tta ttc ttd tte ttn tts ttt ttv tva tvc tvd tve tvn tvs tvt v-a v-e vaa vac vad vae van vas vat vav vca vcc vcd vce vcn vcs vct vdc vdd vde vds vdt vdv vea vec ved vee ven ves vet vn- vna vnd vns vnv vsa vsc vsd vse vsn vss vst vsv vta vtc vte vts vtt vtv vva vvc vvs vvt vvv