-ic a-a a-c a-i a-t aaa aac aag aai aan aao aar aat aau ac- aca acc acg aci acn aco acr act acu ag- aga agc agg agi agn ago agr agt agu ai- aia aic aig aii ain aio air ait aiu an- ana anc ang ani ann ano anr ant anu aoa aoc aog aoi aon aoo aor aot aou ar- ara arc arg ari arn aro arr art aru at- ata atc atg ati atn ato atr att atu au- aua auc aug aui aun auo aur aut c-- caa cac cag cai can cao car cat cau cca ccc ccg cci ccn cco ccr cct ccu cga cgc cgg cgi cgn cgo cgr cgt cgu ci- cia cic cig cii cin cio cir cit ciu cn- cna cnc cng cni cnn cno cnr cnt cnu co- coa coc cog coi con coo cor cot cou cra crc crg cri crn cro crr crt cru cta ctc ctg cti ctn cto ctr ctt ctu cua cuc cug cui cun cuo cur cut cuu gaa gac gag gai gan gao gar gat gau gca gcc gcg gci gcn gco gcr gct gcu gga ggc ggg ggi ggn ggo ggr ggt ggu gia gic gig gii gin gio gir git giu gna gnc gni gnn gno gnr gnt gnu goa goc gog goi gon goo gor got gou gra grc grg gri grn gro grr grt gru gta gtc gtg gti gtn gto gtr gtt gtu gu- gua guc gug gui gun guo gur gut guu ia- iaa iac iag iai ian iao iar iat iau ica icc icg ici icn ico icr ict icu iga igc igg igi ign igo igr igt igu iia iic iii iin iio iir iit iiu in- ina inc ing ini inn ino inr int inu io- ioa ioc iog ioi ion ioo ior iot iou ir- ira irc irg iri irn iro irr irt iru ita itc itg iti itn ito itt itu iu- iua iuc iug iui iur iut n-i naa nac nag nai nan nao nar nat nau nca ncc ncg nci ncn nco ncr nct ncu nga ngc ngg ngi ngn ngo ngt ngu nia nic nig nii nin nio nir nit niu nna nnc nng nni nnn nno nnt nnu no- noa noc nog noi non noo nor not nou nra nrc nrg nri nrn nro nrr nrt nru nta ntc ntg nti ntn nto ntr ntt ntu nua nuc nug nui nun nuo nur nut nuu o-i oaa oac oag oai oan oao oar oat oau oc- oca occ ocg oci ocn oco ocr oct ocu oga ogc ogg ogi ogn ogo ogt oia oic oii oin oio oir oit oiu on- ona onc ong oni onn ono onr ont onu oo- ooa ooc oog ooi oon ooo oor oot or- ora orc org ori orn oro orr ort oru ot- ota otc otg oti otn oto otr ott otu ou- oua ouc oui oun ouo our out ra- raa rac rag rai ran rao rar rat rau rca rcc rcg rci rcn rco rcr rct rcu rga rgc rgg rgi rgn rgo rgr rgt ria ric rig rii rin rio rir rit rna rnc rng rni rnn rno rnr rnt rnu roa roc rog roi ron roo ror rot rou rra rrc rrg rri rrn rrr rrt rru rta rtc rtg rti rtn rto rtr rtt rtu rua ruc rug rui run ruo rur rut ruu taa tac tag tai tan tao tar tat tau tca tcc tcg tci tcn tco tcr tct tcu tga tgc tgg tgi tgn tgo tgr tgt tgu tia tic tig tii tin tio tir tit tiu tna tnc tng tni tnn tno tnr tnt to- toa toc tog toi ton too tor tot tou tra trc trg tri trn tro trr trt tru tta ttc ttg tti ttn tto ttr ttt ttu tua tuc tug tui tun tuo tur tut tuu ua- uaa uac uag uai uan uao uar uat uau uca ucc ucg uci ucn uco ucr uct ucu uga ugc ugg ugi ugn ugo ugr ugt ugu uia uic uig uii uin uio uir uit uiu un- una unc ung uni unn uno unr unt unu uoa uoc uog uon uoo uor uot ur- ura urc urg uri urn uro urr urt uru uta utc uti utn uto utr utt utu uua uuc uug uun uur uut uuu