-ic a-a a-c a-i a-t aaa aac aag aai aao aar aat aau ac- aca acc acg aci aco acr act acu ag- aga agc agg agi ago agr agt agu ai- aia aic aig aii aio air ait aiu aoa aoc aog aoi aoo aor aot aou ar- ara arc arg ari aro arr art aru at- ata atc atg ati ato atr att atu au- aua auc aug aui auo aur aut c-- caa cac cag cai cao car cat cau cca ccc ccg cci cco ccr cct ccu cga cgc cgg cgi cgo cgr cgt cgu ci- cia cic cig cii cio cir cit ciu co- coa coc cog coi coo cor cot cou cra crc crg cri cro crr crt cru cta ctc ctg cti cto ctr ctt ctu cua cuc cug cui cuo cur cut cuu gaa gac gag gai gao gar gat gau gca gcc gcg gci gco gcr gct gcu gga ggc ggg ggi ggo ggr ggt ggu gia gic gig gii gio gir git giu goa goc gog goi goo gor got gou gra grc grg gri gro grr grt gru gta gtc gtg gti gto gtr gtt gtu gu- gua guc gug gui guo gur gut guu ia- iaa iac iag iai iao iar iat iau ica icc icg ici ico icr ict icu iga igc igg igi igo igr igt igu iia iic iii iio iir iit iiu io- ioa ioc iog ioi ioo ior iot iou ir- ira irc irg iri iro irr irt iru ita itc itg iti ito itt itu iu- iua iuc iug iui iur iut o-i oaa oac oag oai oao oar oat oau oc- oca occ ocg oci oco ocr oct ocu oga ogc ogg ogi ogo ogt oia oic oii oio oir oit oiu oo- ooa ooc oog ooi ooo oor oot or- ora orc org ori oro orr ort oru ot- ota otc otg oti oto otr ott otu ou- oua ouc oui ouo our out ra- raa rac rag rai rao rar rat rau rca rcc rcg rci rco rcr rct rcu rga rgc rgg rgi rgo rgr rgt ria ric rig rii rio rir rit roa roc rog roi roo ror rot rou rra rrc rrg rri rrr rrt rru rta rtc rtg rti rto rtr rtt rtu rua ruc rug rui ruo rur rut ruu taa tac tag tai tao tar tat tau tca tcc tcg tci tco tcr tct tcu tga tgc tgg tgi tgo tgr tgt tgu tia tic tig tii tio tir tit tiu to- toa toc tog toi too tor tot tou tra trc trg tri tro trr trt tru tta ttc ttg tti tto ttr ttt ttu tua tuc tug tui tuo tur tut tuu ua- uaa uac uag uai uao uar uat uau uca ucc ucg uci uco ucr uct ucu uga ugc ugg ugi ugo ugr ugt ugu uia uic uig uii uio uir uit uiu uoa uoc uog uoo uor uot ur- ura urc urg uri uro urr urt uru uta utc uti uto utr utt utu uua uuc uug uur uut uuu