-al -ol a-a a-c a-t aaa aac aag aal aan aao aar aas aat aau ac- aca acc acg acl acn aco acr acs act acu ag- aga agc agg agl agn ago agr ags agt agu al- ala alc alg all aln alo alr als alt alu an- ana anc ang anl ann ano anr ans ant anu aoa aoc aog aol aon aoo aor aos aot aou ar- ara arc arg arl arn aro arr ars art aru as- asa asc asg asl asn aso asr ass ast asu at- ata atc atg atl atn ato atr ats att atu au- aua auc aug aul aun auo aur aus aut c-- caa cac cag cal can cao car cas cat cau cca ccc ccg ccl ccn cco ccr ccs cct ccu cga cgc cgg cgl cgn cgo cgr cgs cgt cgu cl- cla clc clg cll cln clo clr cls clt clu cn- cna cnc cng cnl cnn cno cnr cns cnt cnu co- coa coc cog col con coo cor cos cot cou cra crc crg crl crn cro crr crs crt cru csa csc csg csl csn cso csr css cst csu cta ctc ctg ctl ctn cto ctr cts ctt ctu cua cuc cug cul cun cuo cur cus cut cuu gaa gac gag gal gan gao gar gas gat gau gca gcc gcg gcl gcn gco gcr gcs gct gcu gga ggc ggg ggn ggo ggr ggs ggt ggu gla glc glg gll gln glo glr gls glt glu gna gnc gnl gnn gno gnr gns gnt gnu goa goc gog gol gon goo gor gos got gou gra grc grg grl grn gro grr grs grt gru gsa gsc gsg gsl gsn gso gsr gss gst gsu gta gtc gtg gtl gtn gto gtr gts gtt gtu gu- gua guc gug gul gun guo gur gus gut guu la- laa lac lag lal lan lao lar las lat lau lca lcc lcg lcl lcn lco lcr lcs lct lcu lga lgc lgg lgl lgn lgo lgr lgs lgt lgu lla llc llg lll lln llo llr lls llt llu lna lnc lng lnl lnn lno lnr lns lnt lnu loa loc log lol lon loo lor los lot lou lra lrc lrg lrn lro lrr lrs lrt lru lsa lsc lsg lsl lsn lso lsr lss lst lsu lta ltc ltg ltl lto ltr lts ltt ltu lua luc lug lul lun luo lur lus lut luu naa nac nag nal nan nao nar nas nat nau nca ncc ncg ncl ncn nco ncr ncs nct ncu nga ngc ngg ngl ngn ngo ngs ngt ngu nla nlc nlg nll nln nlo nlr nls nlt nlu nna nnc nng nnl nnn nno nns nnt nnu no- noa noc nog nol non noo nor nos not nou nra nrc nrg nrl nrn nro nrr nrs nrt nru nsa nsc nsg nsl nsn nso nsr nss nst nsu nta ntc ntg ntn nto ntr nts ntt ntu nua nuc nug nul nun nuo nur nus nut nuu oaa oac oag oal oan oao oar oas oat oau oc- oca occ ocg ocl ocn oco ocr ocs oct ocu oga ogc ogg ogl ogn ogo ogs ogt ola olc olg oll oln olo ols olt olu on- ona onc ong onl onn ono onr ons ont onu oo- ooa ooc oog ool oon ooo oor oos oot or- ora orc org orl orn oro orr ors ort oru os- osa osc osg osl osn oso osr oss ost osu ot- ota otc otg otl otn oto otr ots ott otu ou- oua ouc oul oun ouo our ous out ra- raa rac rag ral ran rao rar ras rat rau rca rcc rcg rcl rcn rco rcr rcs rct rcu rga rgc rgg rgn rgo rgr rgs rgt rla rlc rlg rll rln rlo rlr rls rlt rlu rna rnc rng rnn rno rnr rns rnt rnu roa roc rog rol ron roo ror ros rot rou rra rrc rrg rrl rrn rrr rrs rrt rru rsa rsc rsg rsl rsn rso rsr rss rst rsu rta rtc rtg rtl rtn rto rtr rts rtt rtu rua ruc rug run ruo rur rus rut ruu saa sac sag sal san sao sar sas sat sau sca scc scg scl scn sco scr scs sct scu sga sgc sgg sgl sgn sgo sgr sgs sgt sgu sla slc slg sll sln slo slr sls slt slu sna snc sng snl snn sno snr sns snt snu soa soc sog sol son soo sor sos sot sou sr- sra src srg srl srn sro srr srs srt ss- ssa ssc ssg ssl ssn sso ssr sss sst ssu sta stc stg stl stn sto str sts stt stu sua suc sug sul sun suo sur sus sut suu taa tac tag tal tan tao tar tas tat tau tca tcc tcg tcl tcn tco tcr tcs tct tcu tga tgc tgg tgl tgn tgo tgr tgs tgt tgu tla tlc tlg tll tln tlo tlr tls tlt tlu tna tnc tng tnl tnn tno tnr tns tnt to- toa toc tog tol ton too tor tos tot tou tra trc trg trl trn tro trr trs trt tru tsa tsc tsg tsl tsn tso tsr tss tst tsu tta ttc ttg ttl ttn tto ttr tts ttt ttu tua tuc tug tul tun tuo tur tus tut tuu ua- uaa uac uag ual uan uao uar uas uat uau uca ucc ucg ucl ucn uco ucr ucs uct ucu uga ugc ugg ugl ugn ugo ugr ugs ugt ugu ula ulc ulg ull uln ulo ulr uls ult ulu un- una unc ung unl unn uno unr uns unt unu uoa uoc uog uol uon uoo uor uos uot ur- ura urc urg url urn uro urr urs urt uru usa usc usg usl usn uso usr uss ust usu uta utc utl utn uto utr uts utt