a-a a-i aaa aad aaf aag aai aar aas ad- ada add adf adg adi adr ads af- afa afd aff afg afi afr afs ag- aga agd agf agg agi agr ags ai- aia aid aif aig aii air ais ar- ara ard arf arg ari arr ars as- asa asd asf asg asi asr ass daa dad daf dag dai dar das dda ddd ddf ddg ddi ddr dds dfa dfd dff dfg dfi dfr dfs dga dgd dgf dgg dgi dgr dgs di- dia did dif dig dii dir dis dra drd drg dri drr drs dsa dsd dsf dsg dsi dsr dss faa fad faf fag fai far fas fda fdd fdf fdg fdi fdr fds ffa ffd fff ffg ffi ffr ffs fga fgd fgf fgg fgi fgr fgs fia fid fif fig fii fir fis fra frd frf frg fri frr frs fsa fsd fsf fsg fsi fsr fss g-d gaa gad gaf gag gai gar gas gda gdd gdf gdi gdr gds gfa gfd gff gfi gfr gfs gga ggd ggg ggi ggr ggs gia gid gif gig gii gir gis gra grd grf grg gri grr grs gsa gsd gsf gsg gsi gsr gss i-d i-f ia- iaa iad iaf iag iai iar ias ida idd idf idg idi idr ids ifa ifd iff ifg ifi ifr ifs iga igd igf igg igi igr igs iia iid iif iii iir iis ir- ira ird irf irg iri irr irs is- isa isd isf isg isi isr iss ra- raa rad raf rag rai rar ras rda rdd rdf rdg rdi rdr rds rfa rfd rff rfg rfi rfr rfs rga rgd rgf rgg rgi rgr rgs ria rid rif rig rii rir ris rra rrd rrf rrg rri rrr rrs rsa rsd rsf rsg rsi rsr rss saa sad saf sag sai sar sas sda sdd sdf sdg sdi sdr sds sfa sfd sff sfg sfi sfr sfs sga sgd sgf sgg sgi sgr sgs sia sid sif sig sii sir sis sr- sra srd srf srg sri srr srs ss- ssa ssd ssf ssg ssi ssr sss