-al -ol -th a-a a-c a-t aaa aac aae aag aah aal aao aas aat ac- aca acc ace acg ach acl aco acs act aea aec aee aeg aeh ael aeo aes aet ag- aga agc age agg agh agl ago ags agt aha ahc ahe ahg ahh ahl aho ahs aht al- ala alc ale alg alh all alo als alt aoa aoc aoe aog aoh aol aoo aos aot as- asa asc ase asg ash asl aso ass ast at- ata atc ate atg ath atl ato ats att c-- caa cac cae cag cah cal cao cas cat cca ccc cce ccg cch ccl cco ccs cct ce- cea cec cee ceg ceh cel ceo ces cet cga cgc cge cgg cgh cgl cgo cgs cgt ch- cha chc che chg chh chl cho chs cht cl- cla clc cle clg clh cll clo cls clt co- coa coc coe cog coh col coo cos cot csa csc cse csg csh csl cso css cst cta ctc cte ctg cth ctl cto cts ctt eaa eac eae eag eah eal eao eas eat ec- eca ecc ece ecg ech ecl eco ecs ect eea eec eee eeg eel eeo ees eet ega egc ege egg egh egl ego egs egt eha ehc ehe ehg ehh ehl eho ehs eht ela elc ele elg elh ell elo els elt eo- eoa eoc eoe eog eoh eol eoo eos eot es- esa esc ese esg esh esl eso ess est eta etc ete etg eth etl eto ets ett gaa gac gae gag gah gal gao gas gat gca gcc gce gcg gch gcl gco gcs gct ge- gea gec gee geg geh gel geo ges get gga ggc ggg ggh ggo ggs ggt gha ghc ghe ghg ghh ghl gho ghs ght gla glc gle glg glh gll glo gls glt goa goc goe gog goh gol goo gos got gsa gsc gse gsg gsl gso gss gst gta gtc gte gtg gth gtl gto gts gtt haa hac hae hag hah hal hao has hat hca hcc hce hcg hch hcl hco hcs hct he- hea hec hee heg heh hel heo hes het hga hgc hge hgg hgh hgl hgo hgs hgt hha hhc hhe hhg hhh hhl hho hhs hht hla hlc hle hlg hlh hll hlo hls hlt hoa hoc hoe hog hoh hol hoo hos hot hsa hsc hse hsg hsh hsl hss hst hta htc hte htg hth htl hto hts htt la- laa lac lae lag lah lal lao las lat lca lcc lce lcg lch lcl lco lcs lct lea lec lee leg leh lel leo les let lga lgc lge lgg lgh lgl lgo lgs lgt lha lhc lhh lho lhs lht lla llc lle llg lll llo lls llt loa loc loe log loh lol loo los lot lsa lsc lse lsg lsh lsl lso lss lst lta ltc lte ltg lth ltl lto lts ltt oaa oac oae oag oah oal oao oas oat oc- oca occ ocg och ocl oco ocs oct oea oec oee oeg oeh oel oeo oes oet oga ogc oge ogg ogh ogl ogo ogs ogt oha ohc ohe ohg ohh ohl oho ohs oht ola olc ole olg oll olo ols olt oo- ooa ooc oog ooh ool ooo oos oot os- osa osc ose osg osh osl oso oss ost ot- ota otc ote otg oth otl oto ots ott saa sac sae sag sah sal sao sas sat sca scc sce scg sch scl sco scs sct se- sea sec see seg seh sel seo ses set sga sgc sge sgg sgh sgl sgo sgs sgt sh- sha shc she shg shh shl sho shs sht sla slc sle slg slh sll slo sls slt soa soc soe sog soh sol soo sos sot ss- ssa ssc sse ssg ssh ssl sso sss sst sta stc ste stg sth stl sto sts stt taa tac tae tag tah tal tao tas tat tca tcc tce tcg tch tcl tco tcs tct te- tea tec tee teg teh tel teo tes tet tga tgc tge tgg tgh tgl tgo tgs tgt th- tha thc the thg thh thl tho ths tht tla tlc tle tlg tlh tll tlo tls tlt to- toa toc toe tog toh tol too tos tot tsa tsc tse tsg tsh tsl tso tss tst tta ttc tte ttg tth ttl tto tts ttt