-al -er -th a-a a-c a-t aaa aac aae aag aah aal aan aar aat ac- aca acc ace acg ach acl acn acr act aea aec aee aeg aeh ael aen aer aet ag- aga agc age agg agh agl agn agr agt aha ahc ahe ahg ahh ahl ahn ahr aht al- ala alc ale alg alh all aln alr alt an- ana anc ane ang anh anl ann anr ant ar- ara arc are arg arh arl arn arr art at- ata atc ate atg ath atl atn atr att c-- caa cac cae cag cah cal can car cat cca ccc cce ccg cch ccl ccn ccr cct ce- cea cec cee ceg ceh cel cen cer cet cga cgc cge cgg cgh cgl cgn cgr cgt ch- cha chc che chg chh chl chn chr cht cl- cla clc cle clg clh cll cln clr clt cn- cna cnc cne cng cnh cnl cnn cnr cnt cra crc cre crg crh crl crn crr crt cta ctc cte ctg cth ctl ctn ctr ctt eaa eac eae eag eah eal ean ear eat ec- eca ecc ece ecg ech ecl ecn ecr ect eea eec eee eeg eel een eer eet ega egc ege egg egh egl egn egr egt eha ehc ehe ehg ehh ehl ehn ehr eht ela elc ele elg elh ell eln elr elt en- ena enc ene eng enh enl enn enr ent era erc ere erg erh erl ern err ert eta etc ete etg eth etl etn etr ett gaa gac gae gag gah gal gan gar gat gca gcc gce gcg gch gcl gcn gcr gct ge- gea gec gee geg geh gel gen ger get gga ggc ggg ggh ggn ggr ggt gha ghc ghe ghg ghh ghl ghn ghr ght gla glc gle glg glh gll gln glr glt gna gnc gne gnl gnn gnr gnt gra grc gre grg grh grl grn grr grt gta gtc gte gtg gth gtl gtn gtr gtt haa hac hae hag hah hal han har hat hca hcc hce hcg hch hcl hcn hcr hct he- hea hec hee heg heh hel hen her het hga hgc hge hgg hgh hgl hgn hgr hgt hha hhc hhe hhg hhh hhl hhn hhr hht hla hlc hle hlg hlh hll hln hlr hlt hna hnc hne hng hnh hnl hnn hnt hr- hra hrc hre hrg hrh hrl hrn hrr hrt hta htc hte htg hth htl htn htr htt la- laa lac lae lag lah lal lan lar lat lca lcc lce lcg lch lcl lcn lcr lct lea lec lee leg leh lel len ler let lga lgc lge lgg lgh lgl lgn lgr lgt lha lhc lhh lhr lht lla llc lle llg lll lln llr llt lna lnc lne lng lnh lnl lnn lnr lnt lra lrc lrg lrh lrn lrr lrt lta ltc lte ltg lth ltl ltr ltt naa nac nae nag nah nal nan nar nat nca ncc nce ncg nch ncl ncn ncr nct ne- nea nec nee neg neh nel nen ner net nga ngc nge ngg ngh ngl ngn ngt nha nhc nhe nhg nhh nhl nhn nhr nht nla nlc nle nlg nlh nll nln nlr nlt nna nnc nne nng nnh nnl nnn nnt nra nrc nre nrg nrl nrn nrr nrt nta ntc nte ntg nth ntn ntr ntt ra- raa rac rae rag rah ral ran rar rat rca rcc rce rcg rch rcl rcn rcr rct re- rea rec ree reg reh rel ren rer ret rga rgc rge rgg rgh rgn rgr rgt rh- rha rhc rhe rhg rhh rhl rhn rhr rht rla rlc rle rlg rlh rll rln rlr rlt rna rnc rng rnh rnn rnr rnt rra rrc rrg rrh rrl rrn rrr rrt rta rtc rte rtg rtl rtn rtr rtt taa tac tae tag tah tal tan tar tat tca tcc tce tcg tch tcl tcn tcr tct te- tea tec tee teg teh tel ten ter tet tga tgc tge tgg tgh tgl tgn tgr tgt th- tha thc the thg thh thl thn thr tht tla tlc tle tlg tlh tll tln tlr tlt tna tnc tne tng tnh tnl tnn tnr tnt tra trc tre trg trh trl trn trr trt tta ttc tte ttg tth ttl ttn ttr ttt