-al -er a-a a-c a-t aaa aac aae aag aal aam aan aar aat ac- aca acc ace acg acl acm acn acr act aea aec aee aeg ael aem aen aer aet ag- aga agc age agg agl agm agn agr agt al- ala alc ale alg all alm aln alr alt ama amc ame amg aml amm amn amr amt an- ana anc ane ang anl anm ann anr ant ar- ara arc are arg arl arm arn arr art at- ata atc ate atg atl atm atn atr att c-- caa cac cae cag cal cam can car cat cca ccc cce ccg ccl ccm ccn ccr cct ce- cea cec cee ceg cel cem cen cer cet cga cgc cge cgg cgl cgm cgn cgr cgt cl- cla clc cle clg cll clm cln clr clt cma cmc cme cmg cml cmm cmn cmr cmt cn- cna cnc cne cng cnl cnm cnn cnr cnt cra crc cre crg crl crm crn crr crt cta ctc cte ctg ctl ctm ctn ctr ctt eaa eac eae eag eal eam ean ear eat ec- eca ecc ece ecg ecl ecm ecn ecr ect eea eec eee eeg eel eem een eer eet ega egc ege egg egl egm egn egr egt ela elc ele elg ell elm eln elr elt em- ema emc eme emg eml emm emn emr emt en- ena enc ene eng enl enm enn enr ent era erc ere erg erl erm ern err ert eta etc ete etg etl etm etn etr ett gaa gac gae gag gal gam gan gar gat gca gcc gce gcg gcl gcm gcn gcr gct ge- gea gec gee geg gel gem gen ger get gga ggc ggg ggm ggn ggr ggt gla glc gle glg gll glm gln glr glt gma gmc gme gmg gml gmm gmn gmr gmt gna gnc gne gnl gnm gnn gnr gnt gra grc gre grg grl grm grn grr grt gta gtc gte gtg gtl gtm gtn gtr gtt la- laa lac lae lag lal lam lan lar lat lca lcc lce lcg lcl lcm lcn lcr lct lea lec lee leg lel lem len ler let lga lgc lge lgg lgl lgm lgn lgr lgt lla llc lle llg lll llm lln llr llt lma lmc lme lmg lml lmm lmn lmr lmt lna lnc lne lng lnl lnm lnn lnr lnt lra lrc lrg lrm lrn lrr lrt lta ltc lte ltg ltl ltm ltr ltt m-r maa mac mae mag mal mam man mar mat mc- mca mcc mce mcg mcl mcm mcn mcr mct mea mec mee meg mel mem men mer met mga mgc mge mgl mgm mgn mgr mgt mla mlc mle mlg mll mlm mln mlr mlt mma mmc mme mmg mml mmm mmn mmr mmt mna mnc mne mng mnl mnm mnn mnr mnt mra mrc mre mrg mrl mrm mrn mrr mrt mta mtc mte mtg mtl mtm mtn mtr mtt naa nac nae nag nal nam nan nar nat nca ncc nce ncg ncl ncm ncn ncr nct ne- nea nec nee neg nel nem nen ner net nga ngc nge ngg ngl ngm ngn ngt nla nlc nle nlg nll nlm nln nlr nlt nma nmc nme nmg nml nmm nmn nmr nmt nna nnc nne nng nnl nnm nnn nnt nra nrc nre nrg nrl nrm nrn nrr nrt nta ntc nte ntg ntm ntn ntr ntt ra- raa rac rae rag ral ram ran rar rat rca rcc rce rcg rcl rcm rcn rcr rct re- rea rec ree reg rel rem ren rer ret rga rgc rge rgg rgn rgr rgt rla rlc rle rlg rll rlm rln rlr rlt rma rmc rme rmg rml rmm rmn rmr rmt rna rnc rng rnm rnn rnr rnt rra rrc rrg rrl rrm rrn rrr rrt rta rtc rte rtg rtl rtm rtn rtr rtt taa tac tae tag tal tam tan tar tat tca tcc tce tcg tcl tcm tcn tcr tct te- tea tec tee teg tel tem ten ter tet tga tgc tge tgg tgl tgm tgn tgr tgt tla tlc tle tlg tll tlm tln tlr tlt tma tmc tme tmg tml tmm tmn tmr tmt tna tnc tne tng tnl tnm tnn tnr tnt tra trc tre trg trl trm trn trr trt tta ttc tte ttg ttl ttm ttn ttr ttt