-al -er -ol a-a a-c a-t aaa aac aae aag aak aal aan aao aar aat ac- aca acc ace acg ack acl acn aco acr act aea aec aee aeg aek ael aen aeo aer aet ag- aga agc age agg agk agl agn ago agr agt aka akc ake akg akk akl akn ako akr al- ala alc ale alg alk all aln alo alr alt an- ana anc ane ang ank anl ann ano anr ant aoa aoc aoe aog aok aol aon aoo aor aot ar- ara arc are arg ark arl arn aro arr art at- ata atc ate atg atl atn ato atr att c-- caa cac cae cag cak cal can cao car cat cca ccc cce ccg cck ccl ccn cco ccr cct ce- cea cec cee ceg cek cel cen ceo cer cet cga cgc cge cgg cgl cgn cgo cgr cgt cka ckc cko ckt cl- cla clc cle clg clk cll cln clo clr clt cn- cna cnc cne cng cnl cnn cno cnr cnt co- coa coc coe cog cok col con coo cor cot cra crc cre crg crk crl crn cro crr crt cta ctc cte ctg ctk ctl ctn cto ctr ctt eaa eac eae eag eak eal ean eao ear eat ec- eca ecc ece ecg eck ecl ecn eco ecr ect eea eec eee eeg eek eel een eeo eer eet ega egc ege egg egl egn ego egr egt eka ekc eke ekg ekl eko ekr ekt ela elc ele elg elk ell eln elo elr elt en- ena enc ene eng enk enl enn eno enr ent eo- eoa eoc eoe eog eok eol eon eoo eor eot era erc ere erg erk erl ern ero err ert eta etc ete etg etk etl etn eto etr ett gaa gac gae gag gak gal gan gao gar gat gca gcc gce gcg gck gcl gcn gco gcr gct ge- gea gec gee geg gek gel gen geo ger get gga ggc ggg ggn ggo ggr ggt gka gkn gko gkt gla glc gle glg glk gll gln glo glr glt gna gnc gne gnl gnn gno gnr gnt goa goc goe gog gok gol gon goo gor got gra grc gre grg grk grl grn gro grr grt gta gtc gte gtg gtk gtl gtn gto gtr gtt k-t ka- kaa kac kae kag kak kal kan kao kar kat kca kcc kce kcg kck kcl kcn kcr kct ke- kea kec kee keg kek kel ken keo ker ket kga kgc kgl kgo kkc kke kkk kkl kkn kkr kkt kl- kla klc klg klo klr klt kn- kna knc kne kng knk knl knn kno knr knt koa koc koe kog kok kol kon koo kor kot kra krc krg krk krl krn kro krr krt kta ktc kte ktg ktk ktl ktn kto ktr ktt la- laa lac lae lag lak lal lan lao lar lat lca lcc lce lcg lck lcl lcn lco lcr lct lea lec lee leg lek lel len leo ler let lga lgc lge lgg lgk lgl lgn lgo lgr lgt lka lkg lkl lkr lkt lla llc lle llg llk lll lln llo llr llt lna lnc lne lng lnk lnl lnn lno lnr lnt loa loc loe log lok lol lon loo lor lot lra lrc lrg lrk lrn lro lrr lrt lta ltc lte ltg ltk ltl lto ltr ltt naa nac nae nag nak nal nan nao nar nat nca ncc nce ncg nck ncl ncn nco ncr nct ne- nea nec nee neg nek nel nen neo ner net nga ngc nge ngg ngk ngl ngn ngo ngt nka nkc nke nkk nkn nko nkr nkt nla nlc nle nlg nlk nll nln nlo nlr nlt nna nnc nne nng nnk nnl nnn nno nnt no- noa noc noe nog nok nol non noo nor not nra nrc nre nrg nrk nrl nrn nro nrr nrt nta ntc nte ntg ntk ntn nto ntr ntt oaa oac oae oag oak oal oan oao oar oat oc- oca occ ocg ock ocl ocn oco ocr oct oea oec oee oeg oel oen oeo oer oet oga ogc oge ogg ogl ogn ogo ogt oka okc oke okg okk okl oko okr ola olc ole olg olk oll oln olo olt on- ona onc one ong onk onl onn ono onr ont oo- ooa ooc oog ook ool oon ooo oor oot or- ora orc ore org ork orl orn oro orr ort ot- ota otc ote otg otk otl otn oto otr ott ra- raa rac rae rag rak ral ran rao rar rat rca rcc rce rcg rcl rcn rco rcr rct re- rea rec ree reg rek rel ren reo rer ret rga rgc rge rgg rgk rgn rgo rgr rgt rkc rke rkg rkk rko rkt rla rlc rle rlg rll rln rlo rlr rlt rna rnc rng rnn rno rnr rnt roa roc roe rog rok rol ron roo ror rot rra rrc rrg rrk rrl rrn rrr rrt rta rtc rte rtg rtk rtl rtn rto rtr rtt taa tac tae tag tak tal tan tao tar tat tca tcc tce tcg tck tcl tcn tco tcr tct te- tea tec tee teg tek tel ten teo ter tet tga tgc tge tgg tgk tgl tgn tgo tgr tgt tka tkc tke tkg tkk tkl tko tkr tkt tla tlc tle tlg tlk tll tln tlo tlr tlt tna tnc tne tng tnk tnl tnn tno tnr tnt to- toa toc toe tog tok tol ton too tor tot tra trc tre trg trk trl trn tro trr trt tta ttc tte ttg ttk ttl ttn tto ttr ttt