-er a-a a-t aaa aae aag aan aar aas aat aav aax aea aee aeg aen aer aes aet aev aex ag- aga age agg agn agr ags agt agv agx an- ana ane ang ann anr ans ant anv anx ar- ara are arg arn arr ars art arv arx as- asa ase asg asn asr ass ast asv asx at- ata ate atg atn atr ats att atv atx av- ava ave avg avn avr avs avt avx ax- axa axe axn axr axs axt axv axx eaa eae eag ean ear eas eat eav eax eea eee eeg een eer ees eet eev eex ega ege egg egn egr egs egt egx en- ena ene eng enn enr ens ent env era ere erg ern err ers ert erv es- esa ese esg esn esr ess est esv esx eta ete etg etn etr ets ett etv etx eva eve evg evn evr evs evt evv ex- exa exe exr exs ext exx gaa gae gag gan gar gas gat gav ge- gea gee geg gen ger ges get gev gex gga ggg ggn ggr ggs ggt ggv gna gne gnn gnr gns gnt gnv gra gre grg grn grr grs grt grv grx gsa gse gsg gsn gsr gss gst gsv gsx gta gte gtg gtn gtr gts gtt gtv gtx gva gve gvg gvn gvr gvs gvt gxa gxs gxt naa nae nag nan nar nas nat nav nax ne- nea nee neg nen ner nes net nev nex nga nge ngg ngn ngs ngt nna nne nng nnn nns nnt nnv nra nre nrg nrn nrr nrs nrt nrv nrx nsa nse nsg nsn nsr nss nst nsv nsx nta nte ntg ntn ntr nts ntt ntv ntx nva nve nvg nvn nvt nvv nxt nxv ra- raa rae rag ran rar ras rat rav rax re- rea ree reg ren rer res ret rev rex rga rge rgg rgn rgr rgs rgt rgv rgx rna rng rnn rnr rns rnt rnv rra rrg rrn rrr rrs rrt rsa rse rsg rsn rsr rss rst rsv rsx rta rte rtg rtn rtr rts rtt rtv rtx rva rve rvg rvn rvr rvs rvt rvv rxr rxs saa sae sag san sar sas sat sav sax se- sea see seg sen ser ses set sev sex sga sge sgg sgn sgr sgs sgt sgv sgx sna sne sng snn snr sns snt snv sr- sra sre srg srn srr srs srt srv srx ss- ssa sse ssg ssn ssr sss sst ssv ssx sta ste stg stn str sts stt stv stx sva sve svg svn svr svs svt svv svx sxn sxs sxt t-x taa tae tag tan tar tas tat tav tax te- tea tee teg ten ter tes tet tev tex tga tge tgg tgn tgr tgs tgt tgv tna tne tng tnn tnr tns tnt tnx tra tre trg trn trr trs trt trv trx tsa tse tsg tsn tsr tss tst tsv tsx tta tte ttg ttn ttr tts ttt ttv ttx tva tve tvg tvn tvr tvs tvt tvx txe txn txs txt v-a v-e vaa vae vag van var vas vat vav vax vea vee veg ven ver ves vet vex vga vgg vgn vgr vgs vgt vgx vn- vna vng vnr vns vnv vra vre vrg vrn vrr vrs vrt vsa vse vsg vsn vsr vss vst vsv vta vte vtg vtr vts vtt vtv vtx vva vvg vvr vvs vvt vvv vxa vxr vxs vxv xaa xag xan xar xas xat xav xee xeg xen xer xes xet xev xex xge xna xns xrt xrx xsa xss xst xtr xts xtv xtx xvg xvt xxv xxx