-al -ol a-a a-c a-t aaa aac aae aag aal aao aap aas aat ac- aca acc ace acg acl aco acp acs act aea aec aee aeg ael aeo aep aes aet ag- aga agc age agg agl ago agp ags agt al- ala alc ale alg all alo alp als alt aoa aoc aoe aog aol aoo aop aos aot ap- apa apc ape apg apl apo app aps apt as- asa asc ase asg asl aso asp ass ast at- ata atc ate atg atl ato atp ats att c-- caa cac cae cag cal cao cap cas cat cca ccc cce ccg ccl cco ccp ccs cct ce- cea cec cee ceg cel ceo cep ces cet cga cgc cge cgg cgl cgo cgp cgs cgt cl- cla clc cle clg cll clo clp cls clt co- coa coc coe cog col coo cop cos cot cpa cpc cpe cpg cpl cpo cpp cps cpt csa csc cse csg csl cso csp css cst cta ctc cte ctg ctl cto ctp cts ctt eaa eac eae eag eal eao eap eas eat ec- eca ecc ece ecg ecl eco ecs ect eea eec eee eeg eel eeo eep ees eet ega egc ege egg egl ego egp egs egt ela elc ele elg ell elo elp els elt eo- eoa eoc eoe eog eol eoo eop eos eot ep- epa epc epe epg epl epo epp eps ept es- esa esc ese esg esl eso esp ess est eta etc ete etg etl eto etp ets ett g-p gaa gac gae gag gal gao gap gas gat gca gcc gce gcg gcl gco gcp gcs gct ge- gea gec gee geg gel geo gep ges get gga ggc ggg ggo ggp ggs ggt gla glc gle glg gll glo glp gls glt goa goc goe gog gol goo gop gos got gpa gpc gpe gpg gpl gpo gpp gps gpt gsa gsc gse gsg gsl gso gsp gss gst gta gtc gte gtg gtl gto gtp gts gtt l-p la- laa lac lae lag lal lao lap las lat lca lcc lce lcg lcl lco lcp lcs lct lea lec lee leg lel leo lep les let lga lgc lge lgg lgl lgo lgp lgs lgt lla llc lle llg lll llo llp lls llt loa loc loe log lol loo lop los lot lpa lpc lpe lpg lpl lpo lpp lps lpt lsa lsc lse lsg lsl lso lsp lss lst lta ltc lte ltg ltl lto ltp lts ltt oaa oac oae oag oal oao oap oas oat oc- oca occ ocg ocl oco ocp ocs oct oea oec oee oeg oel oeo oep oes oet oga ogc oge ogg ogl ogo ogp ogs ogt ola olc ole olg oll olo olp ols olt oo- ooa ooc oog ool ooo oop oos oot op- opa opc ope opg opl opo opp ops opt os- osa osc ose osg osl oso osp oss ost ot- ota otc ote otg otl oto otp ots ott p-p paa pac pae pag pal pao pap pas pat pca pcc pce pcg pcl pco pcp pcs pct pea pec pee peg pel peo pep pes pet pga pgc pge pgg pgl pgo pgp pgs pgt pla plc ple plg pll plo plp pls plt poa poc poe pog pol poo pop pos pot ppa ppc ppe ppg ppl ppo ppp pps ppt ps- psa psc pse psg psl pso psp pss pst pt- pta ptc pte ptg ptl pto ptp pts ptt saa sac sae sag sal sao sap sas sat sca scc sce scg scl sco scp scs sct se- sea sec see seg sel seo sep ses set sga sgc sge sgg sgl sgo sgp sgs sgt sla slc sle slg sll slo slp sls slt soa soc soe sog sol soo sop sos sot spa spc spe spg spl spo spp sps spt ss- ssa ssc sse ssg ssl sso ssp sss sst sta stc ste stg stl sto stp sts stt taa tac tae tag tal tao tap tas tat tca tcc tce tcg tcl tco tcp tcs tct te- tea tec tee teg tel teo tep tes tet tga tgc tge tgg tgl tgo tgp tgs tgt tla tlc tle tlg tll tlo tlp tls tlt to- toa toc toe tog tol too top tos tot tpa tpc tpe tpg tpl tpo tpp tps tpt tsa tsc tse tsg tsl tso tsp tss tst tta ttc tte ttg ttl tto ttp tts ttt