-al -er -ol a-a a-c a-t aaa aac aae aag aal aan aao aar aat ac- aca acc ace acg acl acn aco acr act aea aec aee aeg ael aen aeo aer aet ag- aga agc age agg agl agn ago agr agt al- ala alc ale alg all aln alo alr alt an- ana anc ane ang anl ann ano anr ant aoa aoc aoe aog aol aon aoo aor aot ar- ara arc are arg arl arn aro arr art at- ata atc ate atg atl atn ato atr att c-- caa cac cae cag cal can cao car cat cca ccc cce ccg ccl ccn cco ccr cct ce- cea cec cee ceg cel cen ceo cer cet cga cgc cge cgg cgl cgn cgo cgr cgt cl- cla clc cle clg cll cln clo clr clt cn- cna cnc cne cng cnl cnn cno cnr cnt co- coa coc coe cog col con coo cor cot cra crc cre crg crl crn cro crr crt cta ctc cte ctg ctl ctn cto ctr ctt eaa eac eae eag eal ean eao ear eat ec- eca ecc ece ecg ecl ecn eco ecr ect eea eec eee eeg eel een eeo eer eet ega egc ege egg egl egn ego egr egt ela elc ele elg ell eln elo elr elt en- ena enc ene eng enl enn eno enr ent eo- eoa eoc eoe eog eol eon eoo eor eot era erc ere erg erl ern ero err ert eta etc ete etg etl etn eto etr ett gaa gac gae gag gal gan gao gar gat gca gcc gce gcg gcl gcn gco gcr gct ge- gea gec gee geg gel gen geo ger get gga ggc ggg ggn ggo ggr ggt gla glc gle glg gll gln glo glr glt gna gnc gne gnl gnn gno gnr gnt goa goc goe gog gol gon goo gor got gra grc gre grg grl grn gro grr grt gta gtc gte gtg gtl gtn gto gtr gtt la- laa lac lae lag lal lan lao lar lat lca lcc lce lcg lcl lcn lco lcr lct lea lec lee leg lel len leo ler let lga lgc lge lgg lgl lgn lgo lgr lgt lla llc lle llg lll lln llo llr llt lna lnc lne lng lnl lnn lno lnr lnt loa loc loe log lol lon loo lor lot lra lrc lrg lrn lro lrr lrt lta ltc lte ltg ltl lto ltr ltt naa nac nae nag nal nan nao nar nat nca ncc nce ncg ncl ncn nco ncr nct ne- nea nec nee neg nel nen neo ner net nga ngc nge ngg ngl ngn ngo ngt nla nlc nle nlg nll nln nlo nlr nlt nna nnc nne nng nnl nnn nno nnt no- noa noc noe nog nol non noo nor not nra nrc nre nrg nrl nrn nro nrr nrt nta ntc nte ntg ntn nto ntr ntt oaa oac oae oag oal oan oao oar oat oc- oca occ ocg ocl ocn oco ocr oct oea oec oee oeg oel oen oeo oer oet oga ogc oge ogg ogl ogn ogo ogt ola olc ole olg oll oln olo olt on- ona onc one ong onl onn ono onr ont oo- ooa ooc oog ool oon ooo oor oot or- ora orc ore org orl orn oro orr ort ot- ota otc ote otg otl otn oto otr ott ra- raa rac rae rag ral ran rao rar rat rca rcc rce rcg rcl rcn rco rcr rct re- rea rec ree reg rel ren reo rer ret rga rgc rge rgg rgn rgo rgr rgt rla rlc rle rlg rll rln rlo rlr rlt rna rnc rng rnn rno rnr rnt roa roc roe rog rol ron roo ror rot rra rrc rrg rrl rrn rrr rrt rta rtc rte rtg rtl rtn rto rtr rtt taa tac tae tag tal tan tao tar tat tca tcc tce tcg tcl tcn tco tcr tct te- tea tec tee teg tel ten teo ter tet tga tgc tge tgg tgl tgn tgo tgr tgt tla tlc tle tlg tll tln tlo tlr tlt tna tnc tne tng tnl tnn tno tnr tnt to- toa toc toe tog tol ton too tor tot tra trc tre trg trl trn tro trr trt tta ttc tte ttg ttl ttn tto ttr ttt