-al -th a-a a-c a-t aaa aac aae aag aah aal aas aat ac- aca acc ace acg ach acl acs act aea aec aee aeg aeh ael aes aet ag- aga agc age agg agh agl ags agt aha ahc ahe ahg ahh ahl ahs aht al- ala alc ale alg alh all als alt as- asa asc ase asg ash asl ass ast at- ata atc ate atg ath atl ats att c-- caa cac cae cag cah cal cas cat cca ccc cce ccg cch ccl ccs cct ce- cea cec cee ceg ceh cel ces cet cga cgc cge cgg cgh cgl cgs cgt ch- cha chc che chg chh chl chs cht cl- cla clc cle clg clh cll cls clt csa csc cse csg csh csl css cst cta ctc cte ctg cth ctl cts ctt eaa eac eae eag eah eal eas eat ec- eca ecc ece ecg ech ecl ecs ect eea eec eee eeg eel ees eet ega egc ege egg egh egl egs egt eha ehc ehe ehg ehh ehl ehs eht ela elc ele elg elh ell els elt es- esa esc ese esg esh esl ess est eta etc ete etg eth etl ets ett gaa gac gae gag gah gal gas gat gca gcc gce gcg gch gcl gcs gct ge- gea gec gee geg geh gel ges get gga ggc ggg ggh ggs ggt gha ghc ghe ghg ghh ghl ghs ght gla glc gle glg glh gll gls glt gsa gsc gse gsg gsl gss gst gta gtc gte gtg gth gtl gts gtt haa hac hae hag hah hal has hat hca hcc hce hcg hch hcl hcs hct he- hea hec hee heg heh hel hes het hga hgc hge hgg hgh hgl hgs hgt hha hhc hhe hhg hhh hhl hhs hht hla hlc hle hlg hlh hll hls hlt hsa hsc hse hsg hsh hsl hss hst hta htc hte htg hth htl hts htt la- laa lac lae lag lah lal las lat lca lcc lce lcg lch lcl lcs lct lea lec lee leg leh lel les let lga lgc lge lgg lgh lgl lgs lgt lha lhc lhh lhs lht lla llc lle llg lll lls llt lsa lsc lse lsg lsh lsl lss lst lta ltc lte ltg lth ltl lts ltt saa sac sae sag sah sal sas sat sca scc sce scg sch scl scs sct se- sea sec see seg seh sel ses set sga sgc sge sgg sgh sgl sgs sgt sh- sha shc she shg shh shl shs sht sla slc sle slg slh sll sls slt ss- ssa ssc sse ssg ssh ssl sss sst sta stc ste stg sth stl sts stt taa tac tae tag tah tal tas tat tca tcc tce tcg tch tcl tcs tct te- tea tec tee teg teh tel tes tet tga tgc tge tgg tgh tgl tgs tgt th- tha thc the thg thh thl ths tht tla tlc tle tlg tlh tll tls tlt tsa tsc tse tsg tsh tsl tss tst tta ttc tte ttg tth ttl tts ttt