-ic a-a a-c a-i a-t aaa aac aag aai aan aar aat aau ac- aca acc acg aci acn acr act acu ag- aga agc agg agi agn agr agt agu ai- aia aic aig aii ain air ait aiu an- ana anc ang ani ann anr ant anu ar- ara arc arg ari arn arr art aru at- ata atc atg ati atn atr att atu au- aua auc aug aui aun aur aut c-- caa cac cag cai can car cat cau cca ccc ccg cci ccn ccr cct ccu cga cgc cgg cgi cgn cgr cgt cgu ci- cia cic cig cii cin cir cit ciu cn- cna cnc cng cni cnn cnr cnt cnu cra crc crg cri crn crr crt cru cta ctc ctg cti ctn ctr ctt ctu cua cuc cug cui cun cur cut cuu gaa gac gag gai gan gar gat gau gca gcc gcg gci gcn gcr gct gcu gga ggc ggg ggi ggn ggr ggt ggu gia gic gig gii gin gir git giu gna gnc gni gnn gnr gnt gnu gra grc grg gri grn grr grt gru gta gtc gtg gti gtn gtr gtt gtu gu- gua guc gug gui gun gur gut guu ia- iaa iac iag iai ian iar iat iau ica icc icg ici icn icr ict icu iga igc igg igi ign igr igt igu iia iic iii iin iir iit iiu in- ina inc ing ini inn inr int inu ir- ira irc irg iri irn irr irt iru ita itc itg iti itn itt itu iu- iua iuc iug iui iur iut n-i naa nac nag nai nan nar nat nau nca ncc ncg nci ncn ncr nct ncu nga ngc ngg ngi ngn ngt ngu nia nic nig nii nin nir nit niu nna nnc nng nni nnn nnt nnu nra nrc nrg nri nrn nrr nrt nru nta ntc ntg nti ntn ntr ntt ntu nua nuc nug nui nun nur nut nuu ra- raa rac rag rai ran rar rat rau rca rcc rcg rci rcn rcr rct rcu rga rgc rgg rgi rgn rgr rgt ria ric rig rii rin rir rit rna rnc rng rni rnn rnr rnt rnu rra rrc rrg rri rrn rrr rrt rru rta rtc rtg rti rtn rtr rtt rtu rua ruc rug rui run rur rut ruu taa tac tag tai tan tar tat tau tca tcc tcg tci tcn tcr tct tcu tga tgc tgg tgi tgn tgr tgt tgu tia tic tig tii tin tir tit tiu tna tnc tng tni tnn tnr tnt tra trc trg tri trn trr trt tru tta ttc ttg tti ttn ttr ttt ttu tua tuc tug tui tun tur tut tuu ua- uaa uac uag uai uan uar uat uau uca ucc ucg uci ucn ucr uct ucu uga ugc ugg ugi ugn ugr ugt ugu uia uic uig uii uin uir uit uiu un- una unc ung uni unn unr unt unu ur- ura urc urg uri urn urr urt uru uta utc uti utn utr utt utu uua uuc uug uun uur uut uuu