-al -er a-a a-c a-t aaa aac aae aag aal aan aap aar aas aat ac- aca acc ace acg acl acn acp acr acs act aea aec aee aeg ael aen aep aer aes aet ag- aga agc age agg agl agn agp agr ags agt al- ala alc ale alg all aln alp alr als alt an- ana anc ane ang anl ann anp anr ans ant ap- apa apc ape apg apl apn app apr aps apt ar- ara arc are arg arl arn arp arr ars art as- asa asc ase asg asl asn asp asr ass ast at- ata atc ate atg atl atn atp atr ats att c-- caa cac cae cag cal can cap car cas cat cca ccc cce ccg ccl ccn ccp ccr ccs cct ce- cea cec cee ceg cel cen cep cer ces cet cga cgc cge cgg cgl cgn cgp cgr cgs cgt cl- cla clc cle clg cll cln clp clr cls clt cn- cna cnc cne cng cnl cnn cnp cnr cns cnt cpa cpc cpe cpg cpl cpn cpp cpr cps cpt cra crc cre crg crl crn crp crr crs crt csa csc cse csg csl csn csp csr css cst cta ctc cte ctg ctl ctn ctp ctr cts ctt eaa eac eae eag eal ean eap ear eas eat ec- eca ecc ece ecg ecl ecn ecr ecs ect eea eec eee eeg eel een eep eer ees eet ega egc ege egg egl egn egp egr egs egt ela elc ele elg ell eln elp elr els elt en- ena enc ene eng enl enn enp enr ens ent ep- epa epc epe epg epl epn epp epr eps ept era erc ere erg erl ern erp err ers ert es- esa esc ese esg esl esn esp esr ess est eta etc ete etg etl etn etp etr ets ett g-p gaa gac gae gag gal gan gap gar gas gat gca gcc gce gcg gcl gcn gcp gcr gcs gct ge- gea gec gee geg gel gen gep ger ges get gga ggc ggg ggn ggp ggr ggs ggt gla glc gle glg gll gln glp glr gls glt gna gnc gne gnl gnn gnp gnr gns gnt gpa gpc gpe gpg gpl gpn gpp gpr gps gpt gra grc gre grg grl grn grp grr grs grt gsa gsc gse gsg gsl gsn gsp gsr gss gst gta gtc gte gtg gtl gtn gtp gtr gts gtt l-p la- laa lac lae lag lal lan lap lar las lat lca lcc lce lcg lcl lcn lcp lcr lcs lct lea lec lee leg lel len lep ler les let lga lgc lge lgg lgl lgn lgp lgr lgs lgt lla llc lle llg lll lln llp llr lls llt lna lnc lne lng lnl lnn lnp lnr lns lnt lpa lpc lpe lpg lpl lpn lpp lpr lps lpt lra lrc lrg lrn lrp lrr lrs lrt lsa lsc lse lsg lsl lsn lsp lsr lss lst lta ltc lte ltg ltl ltp ltr lts ltt naa nac nae nag nal nan nap nar nas nat nca ncc nce ncg ncl ncn ncp ncr ncs nct ne- nea nec nee neg nel nen nep ner nes net nga ngc nge ngg ngl ngn ngp ngs ngt nla nlc nle nlg nll nln nlp nlr nls nlt nna nnc nne nng nnl nnn nnp nns nnt npa npc npe npg npl npn npp npr nps npt nra nrc nre nrg nrl nrn nrp nrr nrs nrt nsa nsc nse nsg nsl nsn nsp nsr nss nst nta ntc nte ntg ntn ntp ntr nts ntt p-p paa pac pae pag pal pan pap par pas pat pca pcc pce pcg pcl pcn pcp pcr pcs pct pea pec pee peg pel pen pep per pes pet pga pgc pge pgg pgl pgn pgp pgr pgs pgt pla plc ple plg pll pln plp plr pls plt pn- pna pnc pne png pnl pnn pnp pnr pns pnt ppa ppc ppe ppg ppl ppn ppp ppr pps ppt pra prc pre prg prl prn prp prr prs prt ps- psa psc pse psg psl psn psp psr pss pst pt- pta ptc pte ptg ptl ptn ptp ptr pts ptt ra- raa rac rae rag ral ran rap rar ras rat rca rcc rce rcg rcl rcn rcp rcr rcs rct re- rea rec ree reg rel ren rep rer res ret rga rgc rge rgg rgn rgp rgr rgs rgt rla rlc rle rlg rll rln rlp rlr rls rlt rna rnc rng rnn rnp rnr rns rnt rpa rpc rpe rpg rpl rpn rpp rpr rps rpt rra rrc rrg rrl rrn rrp rrr rrs rrt rsa rsc rse rsg rsl rsn rsp rsr rss rst rta rtc rte rtg rtl rtn rtp rtr rts rtt saa sac sae sag sal san sap sar sas sat sca scc sce scg scl scn scp scr scs sct se- sea sec see seg sel sen sep ser ses set sga sgc sge sgg sgl sgn sgp sgr sgs sgt sla slc sle slg sll sln slp slr sls slt sna snc sne sng snl snn snp snr sns snt spa spc spe spg spl spn spp spr sps spt sr- sra src sre srg srl srn srp srr srs srt ss- ssa ssc sse ssg ssl ssn ssp ssr sss sst sta stc ste stg stl stn stp str sts stt taa tac tae tag tal tan tap tar tas tat tca tcc tce tcg tcl tcn tcp tcr tcs tct te- tea tec tee teg tel ten tep ter tes tet tga tgc tge tgg tgl tgn tgp tgr tgs tgt tla tlc tle tlg tll tln tlp tlr tls tlt tna tnc tne tng tnl tnn tnp tnr tns tnt tpa tpc tpe tpg tpl tpn tpp tpr tps tpt tra trc tre trg trl trn trp trr