-al -ol a-a a-c a-t aaa aac aag aal aao aar aas aat ac- aca acc acg acl aco acr acs act ag- aga agc agg agl ago agr ags agt al- ala alc alg all alo alr als alt aoa aoc aog aol aoo aor aos aot ar- ara arc arg arl aro arr ars art as- asa asc asg asl aso asr ass ast at- ata atc atg atl ato atr ats att c-- caa cac cag cal cao car cas cat cca ccc ccg ccl cco ccr ccs cct cga cgc cgg cgl cgo cgr cgs cgt cl- cla clc clg cll clo clr cls clt co- coa coc cog col coo cor cos cot cra crc crg crl cro crr crs crt csa csc csg csl cso csr css cst cta ctc ctg ctl cto ctr cts ctt gaa gac gag gal gao gar gas gat gca gcc gcg gcl gco gcr gcs gct gga ggc ggg ggo ggr ggs ggt gla glc glg gll glo glr gls glt goa goc gog gol goo gor gos got gra grc grg grl gro grr grs grt gsa gsc gsg gsl gso gsr gss gst gta gtc gtg gtl gto gtr gts gtt la- laa lac lag lal lao lar las lat lca lcc lcg lcl lco lcr lcs lct lga lgc lgg lgl lgo lgr lgs lgt lla llc llg lll llo llr lls llt loa loc log lol loo lor los lot lra lrc lrg lro lrr lrs lrt lsa lsc lsg lsl lso lsr lss lst lta ltc ltg ltl lto ltr lts ltt oaa oac oag oal oao oar oas oat oc- oca occ ocg ocl oco ocr ocs oct oga ogc ogg ogl ogo ogs ogt ola olc olg oll olo ols olt oo- ooa ooc oog ool ooo oor oos oot or- ora orc org orl oro orr ors ort os- osa osc osg osl oso osr oss ost ot- ota otc otg otl oto otr ots ott ra- raa rac rag ral rao rar ras rat rca rcc rcg rcl rco rcr rcs rct rga rgc rgg rgo rgr rgs rgt rla rlc rlg rll rlo rlr rls rlt roa roc rog rol roo ror ros rot rra rrc rrg rrl rrr rrs rrt rsa rsc rsg rsl rso rsr rss rst rta rtc rtg rtl rto rtr rts rtt saa sac sag sal sao sar sas sat sca scc scg scl sco scr scs sct sga sgc sgg sgl sgo sgr sgs sgt sla slc slg sll slo slr sls slt soa soc sog sol soo sor sos sot sr- sra src srg srl sro srr srs srt ss- ssa ssc ssg ssl sso ssr sss sst sta stc stg stl sto str sts stt taa tac tag tal tao tar tas tat tca tcc tcg tcl tco tcr tcs tct tga tgc tgg tgl tgo tgr tgs tgt tla tlc tlg tll tlo tlr tls tlt to- toa toc tog tol too tor tos tot tra trc trg trl tro trr trs trt tsa tsc tsg tsl tso tsr tss tst tta ttc ttg ttl tto ttr tts ttt