-al -ol a-a a-c a-t aaa aac aad aae aag aal aao aat ac- aca acc acd ace acg acl aco act ad- ada adc add ade adg adl ado adt aea aec aed aee aeg ael aeo aet ag- aga agc agd age agg agl ago agt al- ala alc ald ale alg all alo alt aoa aoc aod aoe aog aol aoo aot at- ata atc atd ate atg atl ato att c-- caa cac cad cae cag cal cao cat cca ccc ccd cce ccg ccl cco cct cda cdc cdd cde cdg cdl cdo cdt ce- cea cec ced cee ceg cel ceo cet cga cgc cgd cge cgg cgl cgo cgt cl- cla clc cld cle clg cll clo clt co- coa coc cod coe cog col coo cot cta ctc ctd cte ctg ctl cto ctt daa dac dad dae dag dal dao dat dca dcc dcd dce dcg dcl dco dct dda ddc ddd dde ddg ddl ddo ddt de- dea dec ded dee deg del deo det dga dgc dgd dge dgg dgl dgt dl- dla dlc dld dle dlg dll dlo dlt doa doc dod doe dog dol doo dot dta dtc dtd dte dtg dtl dto dtt eaa eac ead eae eag eal eao eat ec- eca ecc ecd ece ecg ecl eco ect ed- eda edc edd ede edg edl edo edt eea eec eed eee eeg eel eeo eet ega egc egd ege egg egl ego egt ela elc eld ele elg ell elo elt eo- eoa eoc eod eoe eog eol eoo eot eta etc etd ete etg etl eto ett g-d gaa gac gad gae gag gal gao gat gca gcc gcd gce gcg gcl gco gct gda gdc gdd gde gdl gdo gdt ge- gea gec ged gee geg gel geo get gga ggc ggd ggg ggo ggt gla glc gld gle glg gll glo glt goa goc god goe gog gol goo got gta gtc gtd gte gtg gtl gto gtt la- laa lac lad lae lag lal lao lat lca lcc lcd lce lcg lcl lco lct lda ldc ldd lde ldg ldl ldo ldt lea lec led lee leg lel leo let lga lgc lgd lge lgg lgl lgo lgt lla llc lld lle llg lll llo llt loa loc lod loe log lol loo lot lta ltc ltd lte ltg ltl lto ltt oaa oac oad oae oag oal oao oat oc- oca occ ocd ocg ocl oco oct oda odc odd ode odg odl odo odt oea oec oed oee oeg oel oeo oet oga ogc ogd oge ogg ogl ogo ogt ola olc old ole olg oll olo olt oo- ooa ooc ood oog ool ooo oot ot- ota otc otd ote otg otl oto ott taa tac tad tae tag tal tao tat tca tcc tcd tce tcg tcl tco tct tda tdc tdd tde tdg tdl tdo tdt te- tea tec ted tee teg tel teo tet tga tgc tge tgg tgl tgo tgt tla tlc tld tle tlg tll tlo tlt to- toa toc tod toe tog tol too tot tta ttc ttd tte ttg ttl tto ttt