-al -ol a-a a-c a-t aaa aac aae aag aak aal aan aao aat ac- aca acc ace acg ack acl acn aco act aea aec aee aeg aek ael aen aeo aet ag- aga agc age agg agk agl agn ago agt aka akc ake akg akk akl akn ako al- ala alc ale alg alk all aln alo alt an- ana anc ane ang ank anl ann ano ant aoa aoc aoe aog aok aol aon aoo aot at- ata atc ate atg atl atn ato att c-- caa cac cae cag cak cal can cao cat cca ccc cce ccg cck ccl ccn cco cct ce- cea cec cee ceg cek cel cen ceo cet cga cgc cge cgg cgl cgn cgo cgt cka ckc cko ckt cl- cla clc cle clg clk cll cln clo clt cn- cna cnc cne cng cnl cnn cno cnt co- coa coc coe cog cok col con coo cot cta ctc cte ctg ctk ctl ctn cto ctt eaa eac eae eag eak eal ean eao eat ec- eca ecc ece ecg eck ecl ecn eco ect eea eec eee eeg eek eel een eeo eet ega egc ege egg egl egn ego egt eka ekc eke ekg ekl eko ekt ela elc ele elg elk ell eln elo elt en- ena enc ene eng enk enl enn eno ent eo- eoa eoc eoe eog eok eol eon eoo eot eta etc ete etg etk etl etn eto ett gaa gac gae gag gak gal gan gao gat gca gcc gce gcg gck gcl gcn gco gct ge- gea gec gee geg gek gel gen geo get gga ggc ggg ggn ggo ggt gka gkn gko gkt gla glc gle glg glk gll gln glo glt gna gnc gne gnl gnn gno gnt goa goc goe gog gok gol gon goo got gta gtc gte gtg gtk gtl gtn gto gtt k-t ka- kaa kac kae kag kak kal kan kao kat kca kcc kce kcg kck kcl kcn kct ke- kea kec kee keg kek kel ken keo ket kga kgc kgl kgo kkc kke kkk kkl kkn kkt kl- kla klc klg klo klt kn- kna knc kne kng knk knl knn kno knt koa koc koe kog kok kol kon koo kot kta ktc kte ktg ktk ktl ktn kto ktt la- laa lac lae lag lak lal lan lao lat lca lcc lce lcg lck lcl lcn lco lct lea lec lee leg lek lel len leo let lga lgc lge lgg lgk lgl lgn lgo lgt lka lkg lkl lkt lla llc lle llg llk lll lln llo llt lna lnc lne lng lnk lnl lnn lno lnt loa loc loe log lok lol lon loo lot lta ltc lte ltg ltk ltl lto ltt naa nac nae nag nak nal nan nao nat nca ncc nce ncg nck ncl ncn nco nct ne- nea nec nee neg nek nel nen neo net nga ngc nge ngg ngk ngl ngn ngo ngt nka nkc nke nkk nkn nko nkt nla nlc nle nlg nlk nll nln nlo nlt nna nnc nne nng nnk nnl nnn nno nnt no- noa noc noe nog nok nol non noo not nta ntc nte ntg ntk ntn nto ntt oaa oac oae oag oak oal oan oao oat oc- oca occ ocg ock ocl ocn oco oct oea oec oee oeg oel oen oeo oet oga ogc oge ogg ogl ogn ogo ogt oka okc oke okg okk okl oko ola olc ole olg olk oll oln olo olt on- ona onc one ong onk onl onn ono ont oo- ooa ooc oog ook ool oon ooo oot ot- ota otc ote otg otk otl otn oto ott taa tac tae tag tak tal tan tao tat tca tcc tce tcg tck tcl tcn tco tct te- tea tec tee teg tek tel ten teo tet tga tgc tge tgg tgk tgl tgn tgo tgt tka tkc tke tkg tkk tkl tko tkt tla tlc tle tlg tlk tll tln tlo tlt tna tnc tne tng tnk tnl tnn tno tnt to- toa toc toe tog tok tol ton too tot tta ttc tte ttg ttk ttl ttn tto ttt