-er a-a a-b aaa aab aad aae aaj aam aar aas ab- aba abb abd abe abj abm abr abs ad- ada adb add ade adj adm adr ads aea aeb aed aee aej aem aer aes aja ajb ajd aje ajj ajm ajr ajs ama amb amd ame amm amr ams ar- ara arb ard are arj arm arr ars as- asa asb asd ase asj asm asr ass baa bab bad bae baj bam bar bas bba bbb bbd bbe bbm bbr bbs bda bdb bdd bde bdj bdm bdr bds be- bea beb bed bee bem ber bes bja bjd bjj bjm bjr bjs bma bmb bmd bme bmj bmm bmr bms bra brb brd bre brj brm brr brs bsa bsb bsd bse bsj bsm bsr bss daa dab dad dae daj dam dar das dba dbb dbd dbe dbm dbr dbs dda ddb ddd dde ddm ddr dds de- dea deb ded dee dej dem der des dj- dja djb djd dje djm djs dma dmb dmd dme dmm dmr dms dra drb drd dre drj drm drr drs dsa dsb dsd dse dsj dsm dsr dss eaa eab ead eae eaj eam ear eas eba ebb ebd ebe ebj ebm ebr ebs ed- eda edb edd ede edj edm edr eds eea eeb eed eee eem eer ees eja ejd em- ema emb emd eme emm emr ems era erb erd ere erm err ers es- esa esb esd ese esm esr ess j-d jaa jab jad jae jaj jam jar jas jba jbj jbm jbr jbs jda jdb jde jdm jdr jds jea jeb jed jee jej jem jer jes jja jjb jjj jjr jjs jma jmb jmd jme jmj jmm jmr jms jra jrb jrm jrr jrs jsa jsb jsd jse jsj jsm jsr jss m-r maa mab mad mae maj mam mar mas mba mbb mbd mbe mbj mbm mbr mbs mda mdb mdd mde mdj mdm mdr mds mea meb med mee mej mem mer mes mjb mjd mje mjj mjm mjr mjs mma mmb mmd mme mmj mmm mmr mms mra mrb mrd mre mrj mrm mrr mrs msa msb msd mse msj msm msr mss ra- raa rab rad rae raj ram rar ras rba rbb rbd rbe rbm rbr rbs rda rdb rdd rde rdj rdm rdr rds re- rea reb red ree rem rer res rja rjm rjr rma rmb rmd rme rmm rmr rms rra rrb rrd rrm rrr rrs rsa rsb rsd rse rsj rsm rsr rss saa sab sad sae saj sam sar sas sba sbb sbd sbe sbj sbm sbr sbs sda sdb sdd sde sdj sdm sdr sds se- sea seb sed see sej sem ser ses sja sjb sjd sje sjj sjm sjr sjs sma smb smd sme smm smr sms sr- sra srb srd sre srj srm srr srs ss- ssa ssb ssd sse ssj ssm ssr sss