-al -ol a-a aaa aad aaf aag aal aao aas ad- ada add adf adg adl ado ads af- afa afd aff afg afl afo afs ag- aga agd agf agg agl ago ags al- ala ald alf alg all alo als aoa aod aof aog aol aoo aos as- asa asd asf asg asl aso ass daa dad daf dag dal dao das dda ddd ddf ddg ddl ddo dds dfa dfd dff dfg dfl dfo dfs dga dgd dgf dgg dgl dgs dl- dla dld dlf dlg dll dlo dls doa dod dof dog dol doo dos dsa dsd dsf dsg dsl dso dss faa fad faf fag fal fao fas fda fdd fdf fdg fdl fdo fds ffa ffd fff ffg ffl ffo ffs fga fgd fgf fgg fgl fgs fla fld flf flg fll flo fls foa fof fog fol foo fos fsa fsd fsf fsg fsl fso fss g-d gaa gad gaf gag gal gao gas gda gdd gdf gdl gdo gds gfa gfd gff gfl gfo gfs gga ggd ggg ggo ggs gla gld glf glg gll glo gls goa god gof gog gol goo gos gsa gsd gsf gsg gsl gso gss la- laa lad laf lag lal lao las lda ldd ldf ldg ldl ldo lds lfa lfd lff lfg lfl lfo lfs lga lgd lgf lgg lgl lgo lgs lla lld llf llg lll llo lls loa lod lof log lol loo los lsa lsd lsf lsg lsl lso lss oaa oad oaf oag oal oao oas oda odd odf odg odl odo ods of- ofa ofd off ofg ofl ofo ofs oga ogd ogf ogg ogl ogo ogs ola old olf olg oll olo ols oo- ooa ood oof oog ool ooo oos os- osa osd osf osg osl oso oss saa sad saf sag sal sao sas sda sdd sdf sdg sdl sdo sds sfa sfd sff sfg sfl sfo sfs sga sgd sgf sgg sgl sgo sgs sla sld slf slg sll slo sls soa sod sof sog sol soo sos ss- ssa ssd ssf ssg ssl sso sss