a-a a-c aaa aac aag aan aao aar aau aay ac- aca acc acg acn aco acr acu acy ag- aga agc agg agn ago agr agu agy an- ana anc ang ann ano anr anu any aoa aoc aog aon aoo aor aou ar- ara arc arg arn aro arr aru ary au- aua auc aug aun auo aur ay- aya ayc ayn ayo ayr ayu c-- caa cac cag can cao car cau cay cca ccc ccg ccn cco ccr ccu cga cgc cgg cgn cgo cgr cgu cgy cn- cna cnc cng cnn cno cnr cnu cny co- coa coc cog con coo cor cou coy cra crc crg crn cro crr cru cry cua cuc cug cun cuo cur cuu cuy cya cyc cyg cyn cyo cyr gaa gac gag gan gao gar gau gay gca gcc gcg gcn gco gcr gcu gga ggc ggg ggn ggo ggr ggu gna gnc gnn gno gnr gnu goa goc gog gon goo gor gou goy gra grc grg grn gro grr gru gry gu- gua guc gug gun guo gur guu guy gy- gya gyn gyo gyr naa nac nag nan nao nar nau nay nca ncc ncg ncn nco ncr ncu nga ngc ngg ngn ngo ngu nna nnc nng nnn nno nnu no- noa noc nog non noo nor nou noy nra nrc nrg nrn nro nrr nru nry nua nuc nug nun nuo nur nuu nuy nya nyc nyg nyn nyo nyu nyy oaa oac oag oan oao oar oau oc- oca occ ocg ocn oco ocr ocu oga ogc ogg ogn ogo ogy on- ona onc ong onn ono onr onu ony oo- ooa ooc oog oon ooo oor or- ora orc org orn oro orr oru ory ou- oua ouc oun ouo our oya oyo ra- raa rac rag ran rao rar rau ray rca rcc rcg rcn rco rcr rcu rga rgc rgg rgn rgo rgr rna rnc rng rnn rno rnr rnu rny roa roc rog ron roo ror rou roy rra rrc rrg rrn rrr rru rua ruc rug run ruo rur ruu ruy ry- rya ryc ryg ryn ryo ryr ryu ryy ua- uaa uac uag uan uao uar uau uay uca ucc ucg ucn uco ucr ucu uga ugc ugg ugn ugo ugr ugu un- una unc ung unn uno unr unu uny uoa uoc uog uon uoo uor ur- ura urc urg urn uro urr uru ury uua uuc uug uun uur uuu uyc uyo uyu yaa yac yag yan yao yar yau yay yca ycc yco ycu ycy yga ygc ygo yna yng ynn ynu yny yoc yog yon yoo yor you yoy yra yrc yrg yrn yro yru yua yug yun yuo yur yuu yuy yyc yyg yyu yyy