-al -ol a-a a-c a-t aaa aac aad aag aal aao aas aat ac- aca acc acd acg acl aco acs act ad- ada adc add adg adl ado ads adt ag- aga agc agd agg agl ago ags agt al- ala alc ald alg all alo als alt aoa aoc aod aog aol aoo aos aot as- asa asc asd asg asl aso ass ast at- ata atc atd atg atl ato ats att c-- caa cac cad cag cal cao cas cat cca ccc ccd ccg ccl cco ccs cct cda cdc cdd cdg cdl cdo cds cdt cga cgc cgd cgg cgl cgo cgs cgt cl- cla clc cld clg cll clo cls clt co- coa coc cod cog col coo cos cot csa csc csd csg csl cso css cst cta ctc ctd ctg ctl cto cts ctt daa dac dad dag dal dao das dat dca dcc dcd dcg dcl dco dcs dct dda ddc ddd ddg ddl ddo dds ddt dga dgc dgd dgg dgl dgs dgt dl- dla dlc dld dlg dll dlo dls dlt doa doc dod dog dol doo dos dot dsa dsc dsd dsg dsl dso dss dst dta dtc dtd dtg dtl dto dts dtt g-d gaa gac gad gag gal gao gas gat gca gcc gcd gcg gcl gco gcs gct gda gdc gdd gdl gdo gds gdt gga ggc ggd ggg ggo ggs ggt gla glc gld glg gll glo gls glt goa goc god gog gol goo gos got gsa gsc gsd gsg gsl gso gss gst gta gtc gtd gtg gtl gto gts gtt la- laa lac lad lag lal lao las lat lca lcc lcd lcg lcl lco lcs lct lda ldc ldd ldg ldl ldo lds ldt lga lgc lgd lgg lgl lgo lgs lgt lla llc lld llg lll llo lls llt loa loc lod log lol loo los lot lsa lsc lsd lsg lsl lso lss lst lta ltc ltd ltg ltl lto lts ltt oaa oac oad oag oal oao oas oat oc- oca occ ocd ocg ocl oco ocs oct oda odc odd odg odl odo ods odt oga ogc ogd ogg ogl ogo ogs ogt ola olc old olg oll olo ols olt oo- ooa ooc ood oog ool ooo oos oot os- osa osc osd osg osl oso oss ost ot- ota otc otd otg otl oto ots ott saa sac sad sag sal sao sas sat sca scc scd scg scl sco scs sct sda sdc sdd sdg sdl sdo sds sdt sga sgc sgd sgg sgl sgo sgs sgt sla slc sld slg sll slo sls slt soa soc sod sog sol soo sos sot ss- ssa ssc ssd ssg ssl sso sss sst sta stc std stg stl sto sts stt taa tac tad tag tal tao tas tat tca tcc tcd tcg tcl tco tcs tct tda tdc tdd tdg tdl tdo tds tdt tga tgc tgg tgl tgo tgs tgt tla tlc tld tlg tll tlo tls tlt to- toa toc tod tog tol too tos tot tsa tsc tsd tsg tsl tso tss tst tta ttc ttd ttg ttl tto tts ttt