a-a a-c aaa aac aad aaf aag aah aao aar ac- aca acc acd acf acg ach aco acr ad- ada adc add adf adg adh ado adr af- afa afc afd aff afg afh afo afr ag- aga agc agd agf agg agh ago agr aha ahc ahd ahf ahg ahh aho ahr aoa aoc aod aof aog aoh aoo aor ar- ara arc ard arf arg arh aro arr c-- caa cac cad caf cag cah cao car cca ccc ccd ccf ccg cch cco ccr cda cdc cdd cdf cdg cdh cdo cdr cfa cfc cfd cff cfg cfh cfo cfr cga cgc cgd cgg cgh cgo cgr ch- cha chc chd chf chg chh cho chr co- coa coc cod cof cog coh coo cor cra crc crd crf crg crh cro crr daa dac dad daf dag dah dao dar dca dcc dcd dcf dcg dco dcr dda ddc ddd ddf ddg ddh ddo ddr dfa dfc dfd dff dfg dfh dfo dfr dga dgc dgd dgf dgg dgh dgr dh- dha dhc dhd dhf dhh dho dhr doa doc dod dof dog doh doo dor dra drc drd drg dro drr faa fac fad faf fag fah fao far fca fcc fcd fcf fcg fco fcr fda fdc fdd fdf fdg fdh fdo fdr ffa ffc ffd fff ffg ffh ffo ffr fga fgc fgd fgf fgg fgh fgr fha fhc fhf fhg fhh fho fhr foa foc fof fog foh foo for fra frc frd frf frg frh fro frr g-d gaa gac gad gaf gag gah gao gar gca gcc gcd gcf gcg gch gco gcr gda gdc gdd gdf gdh gdo gdr gfa gfc gfd gff gfh gfo gfr gga ggc ggd ggg ggh ggo ggr gha ghc ghd ghg ghh gho ghr goa goc god gof gog goh goo gor gra grc grd grf grg grh gro grr haa hac had haf hag hah hao har hca hcc hcd hcf hcg hch hco hcr hda hdc hdd hdf hdg hdh hdo hdr hfa hfc hfd hff hfg hfh hfo hfr hga hgc hgf hgg hgh hgo hgr hha hhc hhd hhf hhg hhh hho hhr hoa hoc hod hof hog hoh hoo hor hr- hra hrc hrd hrf hrg hrh hro hrr oaa oac oad oaf oag oah oao oar oc- oca occ ocd ocf ocg och oco ocr oda odc odd odf odg odh odo odr of- ofa ofc ofd off ofg ofo ofr oga ogc ogd ogf ogg ogh ogo oha ohc ohd ohf ohg ohh oho ohr oo- ooa ooc ood oof oog ooh ooo oor or- ora orc ord orf org orh oro orr ra- raa rac rad raf rag rah rao rar rca rcc rcd rcf rcg rch rco rcr rda rdc rdd rdf rdg rdh rdo rdr rfa rfc rfd rff rfg rfh rfo rfr rga rgc rgd rgf rgg rgh rgo rgr rh- rha rhc rhd rhf rhg rhh rho rhr roa roc rod rof rog roh roo ror rra rrc rrd rrf rrg rrh rrr