-er -ey a-a a-c aaa aac aae aag aan aao aar aau aay ac- aca acc ace acg acn aco acr acu acy aea aec aee aeg aen aeo aer aeu aey ag- aga agc age agg agn ago agr agu agy an- ana anc ane ang ann ano anr anu any aoa aoc aoe aog aon aoo aor aou ar- ara arc are arg arn aro arr aru ary au- aua auc aue aug aun auo aur ay- aya ayc aye ayn ayo ayr ayu c-- caa cac cae cag can cao car cau cay cca ccc cce ccg ccn cco ccr ccu ce- cea cec cee ceg cen ceo cer ceu cey cga cgc cge cgg cgn cgo cgr cgu cgy cn- cna cnc cne cng cnn cno cnr cnu cny co- coa coc coe cog con coo cor cou coy cra crc cre crg crn cro crr cru cry cua cuc cue cug cun cuo cur cuu cuy cya cyc cye cyg cyn cyo cyr eaa eac eae eag ean eao ear eau ec- eca ecc ece ecg ecn eco ecr ecu eea eec eee eeg een eeo eer eey ega egc ege egg egn ego egr egu egy en- ena enc ene eng enn eno enr enu eny eo- eoa eoc eoe eog eon eoo eor eou era erc ere erg ern ero err eru ery eu- eua euc eue eug eun eur eya eyc eye eyn eyo eyr gaa gac gae gag gan gao gar gau gay gca gcc gce gcg gcn gco gcr gcu ge- gea gec gee geg gen geo ger geu gey gga ggc ggg ggn ggo ggr ggu gna gnc gne gnn gno gnr gnu goa goc goe gog gon goo gor gou goy gra grc gre grg grn gro grr gru gry gu- gua guc gue gug gun guo gur guu guy gy- gya gye gyn gyo gyr naa nac nae nag nan nao nar nau nay nca ncc nce ncg ncn nco ncr ncu ne- nea nec nee neg nen neo ner neu ney nga ngc nge ngg ngn ngo ngu nna nnc nne nng nnn nno nnu no- noa noc noe nog non noo nor nou noy nra nrc nre nrg nrn nro nrr nru nry nua nuc nue nug nun nuo nur nuu nuy nya nyc nye nyg nyn nyo nyu nyy oaa oac oae oag oan oao oar oau oc- oca occ ocg ocn oco ocr ocu oea oec oee oeg oen oeo oer oey oga ogc oge ogg ogn ogo ogy on- ona onc one ong onn ono onr onu ony oo- ooa ooc oog oon ooo oor or- ora orc ore org orn oro orr oru ory ou- oua ouc oue oun ouo our oya oye oyo ra- raa rac rae rag ran rao rar rau ray rca rcc rce rcg rcn rco rcr rcu re- rea rec ree reg ren reo rer reu rey rga rgc rge rgg rgn rgo rgr rna rnc rng rnn rno rnr rnu rny roa roc roe rog ron roo ror rou roy rra rrc rrg rrn rrr rru rua ruc rue rug run ruo rur ruu ruy ry- rya ryc rye ryg ryn ryo ryr ryu ryy ua- uaa uac uae uag uan uao uar uau uay uca ucc uce ucg ucn uco ucr ucu uea uec uee ueg uen uer uey uga ugc uge ugg ugn ugo ugr ugu un- una unc une ung unn uno unr unu uny uoa uoc uoe uog uon uoo uor ur- ura urc ure urg urn uro urr uru ury uua uuc uue uug uun uur uuu uyc uyo uyu yaa yac yae yag yan yao yar yau yay yca ycc yce yco ycu ycy yea yec yee yeg yen yeo yer yey yga ygc ygo yna yne yng ynn ynu yny yoc yoe yog yon yoo yor you yoy yra yrc yre yrg yrn yro yru yua yue yug yun yuo yur yuu yuy yyc yye yyg yyu yyy