-er -ey a-a a-c a-t aaa aac aae aag aan aar aat aav aax aay ac- aca acc ace acg acn acr act acv acx acy aea aec aee aeg aen aer aet aev aex aey ag- aga agc age agg agn agr agt agv agx agy an- ana anc ane ang ann anr ant anv anx any ar- ara arc are arg arn arr art arv arx ary at- ata atc ate atg atn atr att atv atx av- ava avc ave avg avn avr avt avx avy ax- axa axe axn axr axt axv axx ay- aya ayc aye ayn ayr ayt ayx c-- caa cac cae cag can car cat cav cax cay cca ccc cce ccg ccn ccr cct ccv ccx ce- cea cec cee ceg cen cer cet cev cex cey cga cgc cge cgg cgn cgr cgt cgv cgy cn- cna cnc cne cng cnn cnr cnt cnv cnx cny cra crc cre crg crn crr crt crv crx cry cta ctc cte ctg ctn ctr ctt ctv ctx cty cva cvc cve cvg cvn cvr cvt cvv cvx cxc cxr cxt cxv cxx cya cyc cye cyg cyn cyr cyt eaa eac eae eag ean ear eat eav eax ec- eca ecc ece ecg ecn ecr ect ecv ecx eea eec eee eeg een eer eet eev eex eey ega egc ege egg egn egr egt egx egy en- ena enc ene eng enn enr ent env eny era erc ere erg ern err ert erv ery eta etc ete etg etn etr ett etv etx ety eva evc eve evg evn evr evt evv evy ex- exa exc exe exr ext exx exy eya eyc eye eyn eyr eyt gaa gac gae gag gan gar gat gav gay gca gcc gce gcg gcn gcr gct ge- gea gec gee geg gen ger get gev gex gey gga ggc ggg ggn ggr ggt ggv gna gnc gne gnn gnr gnt gnv gra grc gre grg grn grr grt grv grx gry gta gtc gte gtg gtn gtr gtt gtv gtx gty gva gvc gve gvg gvn gvr gvt gxa gxt gy- gya gye gyn gyr naa nac nae nag nan nar nat nav nax nay nca ncc nce ncg ncn ncr nct ncv ncx ne- nea nec nee neg nen ner net nev nex ney nga ngc nge ngg ngn ngt nna nnc nne nng nnn nnt nnv nra nrc nre nrg nrn nrr nrt nrv nrx nry nta ntc nte ntg ntn ntr ntt ntv ntx nva nvc nve nvg nvn nvt nvv nxc nxt nxv nya nyc nye nyg nyn nyt nyx nyy ra- raa rac rae rag ran rar rat rav rax ray rca rcc rce rcg rcn rcr rct rcv rcx re- rea rec ree reg ren rer ret rev rex rey rga rgc rge rgg rgn rgr rgt rgv rgx rna rnc rng rnn rnr rnt rnv rny rra rrc rrg rrn rrr rrt rta rtc rte rtg rtn rtr rtt rtv rtx rty rva rvc rve rvg rvn rvr rvt rvv rvy rxr ry- rya ryc rye ryg ryn ryr ryy t-x taa tac tae tag tan tar tat tav tax tay tca tcc tce tcg tcn tcr tct tcv tcx te- tea tec tee teg ten ter tet tev tex tey tga tgc tge tgg tgn tgr tgt tgv tgy tna tnc tne tng tnn tnr tnt tnx tra trc tre trg trn trr trt trv trx try tta ttc tte ttg ttn ttr ttt ttv ttx tty tva tvc tve tvg tvn tvr tvt tvx tvy txe txn txt tya tyc tye tyg tyn tyr tyt v-a v-e vaa vac vae vag van var vat vav vax vay vca vcc vce vcn vcr vct vcx vcy vea vec vee veg ven ver vet vex vey vga vgc vgg vgn vgr vgt vgx vn- vna vng vnr vnv vra vrc vre vrg vrn vrr vrt vry vta vtc vte vtg vtr vtt vtv vtx vty vva vvc vvg vvr vvt vvv vxa vxr vxv vye vyg vyn vyt xaa xac xag xan xar xat xav xcr xcv xcx xee xeg xen xer xet xev xex xge xna xnc xrc xrt xrx xry xtc xtr xtv xtx xty xvg xvt xxv xxx xxy xyr xyy yaa yac yae yag yan yar yat yav yax yay yca ycc yce ycv ycy yea yec yee yeg yen yer yet yev yex yey yga ygc yna yne yng ynn yny yra yrc yre yrg yrn yrt yta ytc yte ytn ytr ytt ytv yva yve yvr yvy yxa yxe yxy yyc yye yyg yyt yyy