-al a-a a-t aaa aaf aag aal aan aas aat af- afa aff afg afl afn afs aft ag- aga agf agg agl agn ags agt al- ala alf alg all aln als alt an- ana anf ang anl ann ans ant as- asa asf asg asl asn ass ast at- ata atf atg atl atn ats att faa faf fag fal fan fas fat ffa fff ffg ffl ffn ffs fft fga fgf fgg fgl fgn fgs fgt fla flf flg fll fln fls flt fna fnf fng fnl fnn fns fnt fsa fsf fsg fsl fsn fss fst fta ftf ftg ftl ftn fts ftt gaa gaf gag gal gan gas gat gfa gff gfl gfs gft gga ggg ggn ggs ggt gla glf glg gll gln gls glt gna gnf gnl gnn gns gnt gsa gsf gsg gsl gsn gss gst gta gtf gtg gtl gtn gts gtt la- laa laf lag lal lan las lat lfa lff lfg lfl lfn lfs lft lga lgf lgg lgl lgn lgs lgt lla llf llg lll lln lls llt lna lng lnl lnn lns lnt lsa lsf lsg lsl lsn lss lst lta ltf ltg ltl lts ltt naa naf nag nal nan nas nat nfa nff nfl nfn nfs nft nga ngf ngg ngl ngn ngs ngt nla nlf nlg nll nln nls nlt nna nnf nng nnl nnn nns nnt nsa nsf nsg nsl nsn nss nst nta ntf ntg ntn nts ntt saa saf sag sal san sas sat sfa sff sfg sfl sfn sfs sft sga sgf sgg sgl sgn sgs sgt sla slf slg sll sln sls slt sna snf sng snl snn sns snt ss- ssa ssf ssg ssl ssn sss sst sta stf stg stl stn sts stt taa taf tag tal tan tas tat tfa tff tfg tfl tfn tfs tft tga tgf tgg tgl tgn tgs tgt tla tlf tlg tll tln tls tlt tna tnf tng tnl tnn tns tnt tsa tsf tsg tsl tsn tss tst tta ttf ttg ttl ttn tts ttt