a-a a-c a-t aaa aac aag aak aan aao aar aat aau ac- aca acc acg ack acn aco acr act acu ag- aga agc agg agk agn ago agr agt agu aka akc akg akk akn ako akr aku an- ana anc ang ank ann ano anr ant anu aoa aoc aog aok aon aoo aor aot aou ar- ara arc arg ark arn aro arr art aru at- ata atc atg atn ato atr att atu au- aua auc aug auk aun auo aur aut c-- caa cac cag cak can cao car cat cau cca ccc ccg cck ccn cco ccr cct ccu cga cgc cgg cgn cgo cgr cgt cgu cka ckc cko ckt cn- cna cnc cng cnn cno cnr cnt cnu co- coa coc cog cok con coo cor cot cou cra crc crg crk crn cro crr crt cru cta ctc ctg ctk ctn cto ctr ctt ctu cua cuc cug cuk cun cuo cur cut cuu gaa gac gag gak gan gao gar gat gau gca gcc gcg gck gcn gco gcr gct gcu gga ggc ggg ggn ggo ggr ggt ggu gka gkn gko gkt gna gnc gnn gno gnr gnt gnu goa goc gog gok gon goo gor got gou gra grc grg grk grn gro grr grt gru gta gtc gtg gtk gtn gto gtr gtt gtu gu- gua guc gug guk gun guo gur gut guu k-t ka- kaa kac kag kak kan kao kar kat kau kca kcc kcg kck kcn kcr kct kcu kga kgc kgo kgu kkc kkk kkn kkr kkt kku kn- kna knc kng knk knn kno knr knt knu koa koc kog kok kon koo kor kot kou kra krc krg krk krn kro krr krt kru kta ktc ktg ktk ktn kto ktr ktt ktu kuc kug kuk kun kur kut kuu naa nac nag nak nan nao nar nat nau nca ncc ncg nck ncn nco ncr nct ncu nga ngc ngg ngk ngn ngo ngt ngu nka nkc nkk nkn nko nkr nkt nku nna nnc nng nnk nnn nno nnt nnu no- noa noc nog nok non noo nor not nou nra nrc nrg nrk nrn nro nrr nrt nru nta ntc ntg ntk ntn nto ntr ntt ntu nua nuc nug nuk nun nuo nur nut nuu oaa oac oag oak oan oao oar oat oau oc- oca occ ocg ock ocn oco ocr oct ocu oga ogc ogg ogn ogo ogt oka okc okg okk oko okr oku on- ona onc ong onk onn ono onr ont onu oo- ooa ooc oog ook oon ooo oor oot or- ora orc org ork orn oro orr ort oru ot- ota otc otg otk otn oto otr ott otu ou- oua ouc ouk oun ouo our out ra- raa rac rag rak ran rao rar rat rau rca rcc rcg rcn rco rcr rct rcu rga rgc rgg rgk rgn rgo rgr rgt rkc rkg rkk rko rkt rku rna rnc rng rnn rno rnr rnt rnu roa roc rog rok ron roo ror rot rou rra rrc rrg rrk rrn rrr rrt rru rta rtc rtg rtk rtn rto rtr rtt rtu rua ruc rug ruk run ruo rur rut ruu taa tac tag tak tan tao tar tat tau tca tcc tcg tck tcn tco tcr tct tcu tga tgc tgg tgk tgn tgo tgr tgt tgu tka tkc tkg tkk tko tkr tkt tna tnc tng tnk tnn tno tnr tnt to- toa toc tog tok ton too tor tot tou tra trc trg trk trn tro trr trt tru tta ttc ttg ttk ttn tto ttr ttt ttu tua tuc tug tuk tun tuo tur tut tuu ua- uaa uac uag uak uan uao uar uat uau uca ucc ucg uck ucn uco ucr uct ucu uga ugc ugg ugk ugn ugo ugr ugt ugu uka ukc ukk ukn ukr uku un- una unc ung unk unn uno unr unt unu uoa uoc uog uok uon uoo uor uot ur- ura urc urg urk urn uro urr urt uru uta utc utk utn uto utr utt utu uua uuc uug uun uur uut uuu