-al -ic a-a a-c a-i a-t aaa aac aag aai aal aar aas aat aau ac- aca acc acg aci acl acr acs act acu ag- aga agc agg agi agl agr ags agt agu ai- aia aic aig aii ail air ais ait aiu al- ala alc alg ali all alr als alt alu ar- ara arc arg ari arl arr ars art aru as- asa asc asg asi asl asr ass ast asu at- ata atc atg ati atl atr ats att atu au- aua auc aug aui aul aur aus aut c-- caa cac cag cai cal car cas cat cau cca ccc ccg cci ccl ccr ccs cct ccu cga cgc cgg cgi cgl cgr cgs cgt cgu ci- cia cic cig cii cil cir cis cit ciu cl- cla clc clg cli cll clr cls clt clu cra crc crg cri crl crr crs crt cru csa csc csg csi csl csr css cst csu cta ctc ctg cti ctl ctr cts ctt ctu cua cuc cug cui cul cur cus cut cuu gaa gac gag gai gal gar gas gat gau gca gcc gcg gci gcl gcr gcs gct gcu gga ggc ggg ggi ggr ggs ggt ggu gia gic gig gii gil gir gis git giu gla glc glg gli gll glr gls glt glu gra grc grg gri grl grr grs grt gru gsa gsc gsg gsi gsl gsr gss gst gsu gta gtc gtg gti gtl gtr gts gtt gtu gu- gua guc gug gui gul gur gus gut guu ia- iaa iac iag iai ial iar ias iat iau ica icc icg ici icl icr ics ict icu iga igc igg igi igl igr igs igt igu iia iic iii iil iir iis iit iiu il- ila ilc ilg ili ill ilr ils ilt ilu ir- ira irc irg iri irl irr irs irt iru is- isa isc isg isi isl isr iss ist isu ita itc itg iti itl its itt itu iu- iua iuc iug iui iur ius iut la- laa lac lag lai lal lar las lat lau lca lcc lcg lci lcl lcr lcs lct lcu lga lgc lgg lgi lgl lgr lgs lgt lgu lia lic lig lii lil lir lis lit liu lla llc llg lli lll llr lls llt llu lra lrc lrg lri lrr lrs lrt lru lsa lsc lsg lsi lsl lsr lss lst lsu lta ltc ltg lti ltl ltr lts ltt ltu lua luc lug lui lul lur lus lut luu ra- raa rac rag rai ral rar ras rat rau rca rcc rcg rci rcl rcr rcs rct rcu rga rgc rgg rgi rgr rgs rgt ria ric rig rii ril rir ris rit rla rlc rlg rli rll rlr rls rlt rlu rra rrc rrg rri rrl rrr rrs rrt rru rsa rsc rsg rsi rsl rsr rss rst rsu rta rtc rtg rti rtl rtr rts rtt rtu rua ruc rug rui rur rus rut ruu saa sac sag sai sal sar sas sat sau sca scc scg sci scl scr scs sct scu sga sgc sgg sgi sgl sgr sgs sgt sgu sia sic sig sii sil sir sis sit siu sla slc slg sli sll slr sls slt slu sr- sra src srg sri srl srr srs srt ss- ssa ssc ssg ssi ssl ssr sss sst ssu sta stc stg sti stl str sts stt stu sua suc sug sui sul sur sus sut suu taa tac tag tai tal tar tas tat tau tca tcc tcg tci tcl tcr tcs tct tcu tga tgc tgg tgi tgl tgr tgs tgt tgu tia tic tig tii til tir tis tit tiu tla tlc tlg tli tll tlr tls tlt tlu tra trc trg tri trl trr trs trt tru tsa tsc tsg tsi tsl tsr tss tst tsu tta ttc ttg tti ttl ttr tts ttt ttu tua tuc tug tui tul tur tus tut tuu ua- uaa uac uag uai ual uar uas uat uau uca ucc ucg uci ucl ucr ucs uct ucu uga ugc ugg ugi ugl ugr ugs ugt ugu uia uic uig uii uil uir uis uit uiu ula ulc ulg uli ull ulr uls ult ulu ur- ura urc urg uri url urr urs urt uru usa usc usg usi usl usr uss ust usu uta utc uti utl utr uts utt utu uua uuc uug uur uus uut uuu