a-a aaa aad aae aaf aag aan aas ad- ada add ade adf adg adn ads aea aed aee aef aeg aen aes af- afa afd afe aff afg afn afs ag- aga agd age agf agg agn ags an- ana and ane anf ang ann ans as- asa asd ase asf asg asn ass daa dad dae daf dag dan das dda ddd dde ddf ddg ddn dds de- dea ded dee def deg den des dfa dfd dfe dff dfg dfn dfs dga dgd dge dgf dgg dgn dgs dna dnd dne dnf dng dnn dns dsa dsd dse dsf dsg dsn dss eaa ead eae eaf eag ean eas ed- eda edd ede edf edg edn eds eea eed eee eef eeg een ees ef- efa efd efe eff efg efs ega egd ege egf egg egn egs en- ena end ene enf eng enn ens es- esa esd ese esf esg esn ess faa fad fae faf fag fan fas fda fdd fde fdf fdg fdn fds fea fed fee fef feg fen fes ffa ffd ffe fff ffg ffn ffs fga fgd fge fgf fgg fgn fgs fna fnd fne fnf fng fnn fns fsa fsd fse fsf fsg fsn fss g-d gaa gad gae gaf gag gan gas gda gdd gde gdf gdn gds ge- gea ged gee gef geg gen ges gfa gfd gfe gff gfs gga ggd ggg ggn ggs gna gnd gne gnf gnn gns gsa gsd gse gsf gsg gsn gss naa nad nae naf nag nan nas nda ndd nde ndf ndg ndn nds ne- nea ned nee nef neg nen nes nfa nfd nfe nff nfn nfs nga ngd nge ngf ngg ngn ngs nna nne nnf nng nnn nns nsa nsd nse nsf nsg nsn nss saa sad sae saf sag san sas sda sdd sde sdf sdg sdn sds se- sea sed see sef seg sen ses sfa sfd sfe sff sfg sfn sfs sga sgd sge sgf sgg sgn sgs sna snd sne snf sng snn sns ss- ssa ssd sse ssf ssg ssn sss