a-a aaa aad aaf aag aam aao aas ad- ada add adf adg adm ado ads af- afa afd aff afg afm afo afs ag- aga agd agf agg agm ago ags ama amd amf amg amm amo ams aoa aod aof aog aom aoo aos as- asa asd asf asg asm aso ass daa dad daf dag dam dao das dda ddd ddf ddg ddm ddo dds dfa dfd dff dfg dfm dfo dfs dga dgd dgf dgg dgm dgs dma dmd dmf dmg dmm dmo dms doa dod dof dog dom doo dos dsa dsd dsf dsg dsm dso dss faa fad faf fag fam fao fas fda fdd fdf fdg fdm fdo fds ffa ffd fff ffg ffm ffo ffs fga fgd fgf fgg fgm fgs fma fmd fmf fmg fmm fmo fms foa fof fog fom foo fos fsa fsd fsf fsg fsm fso fss g-d gaa gad gaf gag gam gao gas gda gdd gdf gdm gdo gds gfa gfd gff gfm gfo gfs gga ggd ggg ggm ggo ggs gma gmd gmf gmg gmm gmo gms goa god gof gog gom goo gos gsa gsd gsf gsg gsm gso gss m-f m-o maa mad maf mag mam mao mas mda mdd mdf mdg mdm mdo mds mfa mfd mff mfg mfm mfo mfs mga mgd mgf mgm mgo mgs mma mmd mmf mmg mmm mmo mms moa mod mof mog mom moo mos msa msd msf msg msm mso mss oaa oad oaf oag oam oao oas oda odd odf odg odm odo ods of- ofa ofd off ofg ofm ofo ofs oga ogd ogf ogg ogo ogs om- oma omd omf omg omm omo oms oo- ooa ood oof oog oom ooo oos os- osa osd osf osg osm oso oss saa sad saf sag sam sao sas sda sdd sdf sdg sdm sdo sds sfa sfd sff sfg sfm sfo sfs sga sgd sgf sgg sgm sgo sgs sma smd smf smg smm smo sms soa sod sof sog som soo sos ss- ssa ssd ssf ssg ssm sso sss