-er -ey -ic a-a a-c a-i a-t aaa aac aae aag aai aan aar aat aay ac- aca acc ace acg aci acn acr act acy aea aec aee aeg aei aen aer aet aey ag- aga agc age agg agi agn agr agt agy ai- aia aic aie aig aii ain air ait aiy an- ana anc ane ang ani ann anr ant any ar- ara arc are arg ari arn arr art ary at- ata atc ate atg ati atn atr att ay- aya ayc aye ayi ayn ayr ayt c-- caa cac cae cag cai can car cat cay cca ccc cce ccg cci ccn ccr cct ce- cea cec cee ceg cei cen cer cet cey cga cgc cge cgg cgi cgn cgr cgt cgy ci- cia cic cie cig cii cin cir cit cn- cna cnc cne cng cni cnn cnr cnt cny cra crc cre crg cri crn crr crt cry cta ctc cte ctg cti ctn ctr ctt cty cya cyc cye cyg cyn cyr cyt eaa eac eae eag eai ean ear eat ec- eca ecc ece ecg eci ecn ecr ect eea eec eee eeg een eer eet eey ega egc ege egg egi egn egr egt egy eia eic eie eig eii ein eir eit en- ena enc ene eng eni enn enr ent eny era erc ere erg eri ern err ert ery eta etc ete etg eti etn etr ett ety eya eyc eye eyn eyr eyt gaa gac gae gag gai gan gar gat gay gca gcc gce gcg gci gcn gcr gct ge- gea gec gee geg gei gen ger get gey gga ggc ggg ggi ggn ggr ggt gia gic gie gig gii gin gir git giy gna gnc gne gni gnn gnr gnt gra grc gre grg gri grn grr grt gry gta gtc gte gtg gti gtn gtr gtt gty gy- gya gye gyn gyr ia- iaa iac iae iag iai ian iar iat ica icc ice icg ici icn icr ict icy ie- iea iec iee ieg iei ien ier iet iey iga igc ige igg igi ign igr igt igy iia iic iie iii iin iir iit in- ina inc ine ing ini inn inr int iny ir- ira irc ire irg iri irn irr irt iry ita itc ite itg iti itn itt ity iya iyc iye iyr iyt iyy n-i naa nac nae nag nai nan nar nat nay nca ncc nce ncg nci ncn ncr nct ne- nea nec nee neg nei nen ner net ney nga ngc nge ngg ngi ngn ngt nia nic nie nig nii nin nir nit nna nnc nne nng nni nnn nnt nra nrc nre nrg nri nrn nrr nrt nry nta ntc nte ntg nti ntn ntr ntt nya nyc nye nyg nyn nyt nyy ra- raa rac rae rag rai ran rar rat ray rca rcc rce rcg rci rcn rcr rct re- rea rec ree reg rei ren rer ret rey rga rgc rge rgg rgi rgn rgr rgt ria ric rie rig rii rin rir rit riy rna rnc rng rni rnn rnr rnt rny rra rrc rrg rri rrn rrr rrt rta rtc rte rtg rti rtn rtr rtt rty ry- rya ryc rye ryg ryn ryr ryy taa tac tae tag tai tan tar tat tay tca tcc tce tcg tci tcn tcr tct te- tea tec tee teg tei ten ter tet tey tga tgc tge tgg tgi tgn tgr tgt tgy tia tic tie tig tii tin tir tit tiy tna tnc tne tng tni tnn tnr tnt tra trc tre trg tri trn trr trt try tta ttc tte ttg tti ttn ttr ttt tty tya tyc tye tyg tyn tyr tyt yaa yac yae yag yai yan yar yat yay yca ycc yce yci ycy yea yec yee yeg yei yen yer yet yey yga ygc yie yig yii yin yir yit yna yne yng ynn yny yra yrc yre yrg yrn yrt yta ytc yte ytn ytr ytt yyc yye yyg yyt yyy