-al -ol a-a a-c a-t aaa aac aae aag aak aal aao aat ac- aca acc ace acg ack acl aco act aea aec aee aeg aek ael aeo aet ag- aga agc age agg agk agl ago agt aka akc ake akg akk akl ako al- ala alc ale alg alk all alo alt aoa aoc aoe aog aok aol aoo aot at- ata atc ate atg atl ato att c-- caa cac cae cag cak cal cao cat cca ccc cce ccg cck ccl cco cct ce- cea cec cee ceg cek cel ceo cet cga cgc cge cgg cgl cgo cgt cka ckc cko ckt cl- cla clc cle clg clk cll clo clt co- coa coc coe cog cok col coo cot cta ctc cte ctg ctk ctl cto ctt eaa eac eae eag eak eal eao eat ec- eca ecc ece ecg eck ecl eco ect eea eec eee eeg eek eel eeo eet ega egc ege egg egl ego egt eka ekc eke ekg ekl eko ekt ela elc ele elg elk ell elo elt eo- eoa eoc eoe eog eok eol eoo eot eta etc ete etg etk etl eto ett gaa gac gae gag gak gal gao gat gca gcc gce gcg gck gcl gco gct ge- gea gec gee geg gek gel geo get gga ggc ggg ggo ggt gka gko gkt gla glc gle glg glk gll glo glt goa goc goe gog gok gol goo got gta gtc gte gtg gtk gtl gto gtt k-t ka- kaa kac kae kag kak kal kao kat kca kcc kce kcg kck kcl kct ke- kea kec kee keg kek kel keo ket kga kgc kgl kgo kkc kke kkk kkl kkt kl- kla klc klg klo klt koa koc koe kog kok kol koo kot kta ktc kte ktg ktk ktl kto ktt la- laa lac lae lag lak lal lao lat lca lcc lce lcg lck lcl lco lct lea lec lee leg lek lel leo let lga lgc lge lgg lgk lgl lgo lgt lka lkg lkl lkt lla llc lle llg llk lll llo llt loa loc loe log lok lol loo lot lta ltc lte ltg ltk ltl lto ltt oaa oac oae oag oak oal oao oat oc- oca occ ocg ock ocl oco oct oea oec oee oeg oel oeo oet oga ogc oge ogg ogl ogo ogt oka okc oke okg okk okl oko ola olc ole olg olk oll olo olt oo- ooa ooc oog ook ool ooo oot ot- ota otc ote otg otk otl oto ott taa tac tae tag tak tal tao tat tca tcc tce tcg tck tcl tco tct te- tea tec tee teg tek tel teo tet tga tgc tge tgg tgk tgl tgo tgt tka tkc tke tkg tkk tkl tko tkt tla tlc tle tlg tlk tll tlo tlt to- toa toc toe tog tok tol too tot tta ttc tte ttg ttk ttl tto ttt