-er a-a a-t aaa aae aag aam aar aas aat aax aea aee aeg aem aer aes aet aex ag- aga age agg agm agr ags agt agx ama ame amg amm amr ams amt amx ar- ara are arg arm arr ars art arx as- asa ase asg asm asr ass ast asx at- ata ate atg atm atr ats att atx ax- axa axe axm axr axs axt axx eaa eae eag eam ear eas eat eax eea eee eeg eem eer ees eet eex ega ege egg egm egr egs egt egx em- ema eme emg emm emr ems emt emx era ere erg erm err ers ert es- esa ese esg esm esr ess est esx eta ete etg etm etr ets ett etx ex- exa exe exr exs ext exx gaa gae gag gam gar gas gat ge- gea gee geg gem ger ges get gex gga ggg ggm ggr ggs ggt gma gme gmg gmm gmr gms gmt gmx gra gre grg grm grr grs grt grx gsa gse gsg gsm gsr gss gst gsx gta gte gtg gtm gtr gts gtt gtx gxa gxs gxt m-r maa mae mag mam mar mas mat max mea mee meg mem mer mes met mex mga mge mgm mgr mgs mgt mgx mma mme mmg mmm mmr mms mmt mmx mra mre mrg mrm mrr mrs mrt mrx msa mse msg msm msr mss mst msx mta mte mtg mtm mtr mts mtt mtx mxa mxr mxs ra- raa rae rag ram rar ras rat rax re- rea ree reg rem rer res ret rex rga rge rgg rgr rgs rgt rgx rma rme rmg rmm rmr rms rmt rmx rra rrg rrm rrr rrs rrt rsa rse rsg rsm rsr rss rst rsx rta rte rtg rtm rtr rts rtt rtx rxr rxs saa sae sag sam sar sas sat sax se- sea see seg sem ser ses set sex sga sge sgg sgm sgr sgs sgt sgx sma sme smg smm smr sms smt smx sr- sra sre srg srm srr srs srt srx ss- ssa sse ssg ssm ssr sss sst ssx sta ste stg stm str sts stt stx sxm sxs sxt t-x taa tae tag tam tar tas tat tax te- tea tee teg tem ter tes tet tex tga tge tgg tgm tgr tgs tgt tma tme tmg tmm tmr tms tmt tmx tra tre trg trm trr trs trt trx tsa tse tsg tsm tsr tss tst tsx tta tte ttg ttm ttr tts ttt ttx txe txs txt xaa xag xam xar xas xat xee xeg xem xer xes xet xex xge xma xmg xmm xmr xms xmt xmx xrt xrx xsa xsm xss xst xtm xtr xts xtx xxx