-al -ol a-a aaa aaf aag aak aal aao aas af- afa aff afg afk afl afo afs ag- aga agf agg agk agl ago ags aka akg akk akl ako aks al- ala alf alg alk all alo als aoa aof aog aok aol aoo aos as- asa asf asg ask asl aso ass faa faf fag fak fal fao fas ffa fff ffg ffk ffl ffo ffs fga fgf fgg fgl fgs fka fkf fkg fkk fkl fla flf flg fll flo fls foa fof fog fok fol foo fos fsa fsf fsg fsk fsl fso fss gaa gaf gag gak gal gao gas gfa gff gfk gfl gfo gfs gga ggg ggo ggs gka gko gks gla glf glg glk gll glo gls goa gof gog gok gol goo gos gsa gsf gsg gsk gsl gso gss ka- kaa kaf kag kak kal kao kas kfa kff kfg kfo kfs kga kgf kgl kgo kgs kkk kkl kks kl- kla klf klg klo kls koa kof kog kok kol koo kos ksa ksf ksg ksk ksl kso kss la- laa laf lag lak lal lao las lfa lff lfg lfk lfl lfo lfs lga lgf lgg lgk lgl lgo lgs lka lkg lkl lks lla llf llg llk lll llo lls loa lof log lok lol loo los lsa lsf lsg lsk lsl lso lss oaa oaf oag oak oal oao oas of- ofa off ofg ofl ofo ofs oga ogf ogg ogl ogo ogs oka okg okk okl oko oks ola olf olg olk oll olo ols oo- ooa oof oog ook ool ooo oos os- osa osf osg osk osl oso oss saa saf sag sak sal sao sas sfa sff sfg sfk sfl sfo sfs sga sgf sgg sgk sgl sgo sgs sk- ska skf skg skk skl sko sks sla slf slg slk sll slo sls soa sof sog sok sol soo sos ss- ssa ssf ssg ssk ssl sso sss