a-a a-b aaa aab aad aae aag aam aao aas ab- aba abb abd abe abg abm abo abs ad- ada adb add ade adg adm ado ads aea aeb aed aee aeg aem aeo aes ag- aga agb agd age agg agm ago ags ama amb amd ame amg amm amo ams aoa aob aod aoe aog aom aoo aos as- asa asb asd ase asg asm aso ass baa bab bad bae bag bam bao bas bba bbb bbd bbe bbg bbm bbo bbs bda bdb bdd bde bdg bdm bdo bds be- bea beb bed bee beg bem beo bes bga bgb bgd bge bgg bgm bgo bgs bma bmb bmd bme bmg bmm bmo bms boa bob bod boe bog bom boo bos bsa bsb bsd bse bsg bsm bso bss daa dab dad dae dag dam dao das dba dbb dbd dbe dbg dbm dbo dbs dda ddb ddd dde ddg ddm ddo dds de- dea deb ded dee deg dem deo des dga dgd dge dgg dgm dgs dma dmb dmd dme dmg dmm dmo dms doa dob dod doe dog dom doo dos dsa dsb dsd dse dsg dsm dso dss eaa eab ead eae eag eam eao eas eba ebb ebd ebe ebg ebm ebo ebs ed- eda edb edd ede edg edm edo eds eea eeb eed eee eeg eem eeo ees ega egb egd ege egg egm ego egs em- ema emb emd eme emg emm emo ems eo- eoa eob eod eoe eog eom eoo eos es- esa esb esd ese esg esm eso ess g-d gaa gab gad gae gag gam gao gas gba gbd gbe gbg gbm gbo gbs gda gdb gdd gde gdm gdo gds ge- gea geb ged gee geg gem geo ges gga ggb ggd ggg ggm ggo ggs gma gmb gmd gme gmg gmm gmo gms goa gob god goe gog gom goo gos gsa gsb gsd gse gsg gsm gso gss m-o maa mab mad mae mag mam mao mas mba mbb mbd mbe mbg mbm mbo mbs mda mdb mdd mde mdg mdm mdo mds mea meb med mee meg mem meo mes mga mgb mgd mge mgm mgo mgs mma mmb mmd mme mmg mmm mmo mms moa mob mod moe mog mom moo mos msa msb msd mse msg msm mso mss oaa oab oad oae oag oam oao oas ob- oba obb obd obe obg obm obo obs oda odb odd ode odg odm odo ods oea oeb oed oee oeg oem oeo oes oga ogd oge ogg ogo ogs om- oma omb omd ome omg omm omo oms oo- ooa oob ood oog oom ooo oos os- osa osb osd ose osg osm oso oss saa sab sad sae sag sam sao sas sba sbb sbd sbe sbg sbm sbo sbs sda sdb sdd sde sdg sdm sdo sds se- sea seb sed see seg sem seo ses sga sgb sgd sge sgg sgm sgo sgs sma smb smd sme smg smm smo sms soa sob sod soe sog som soo sos ss- ssa ssb ssd sse ssg ssm sso sss