a-a aaa aad aaf aaj aar ad- ada add adf adj adr af- afa afd aff afj afr aja ajd ajf ajj ajr ar- ara ard arf arj arr daa dad daf daj dar dda ddd ddf ddr dfa dfd dff dfj dfr dj- dja djd djf dra drd drj drr faa fad faf faj far fda fdd fdf fdj fdr ffa ffd fff ffr fja fjd fra frd frf frj frr j-d jaa jad jaf jaj jar jda jdf jdr jfa jfd jff jfj jfr jja jjf jjj jjr jra jrf jrr ra- raa rad raf raj rar rda rdd rdf rdj rdr rfa rfd rff rfj rfr rja rjf rjr rra rrd rrf rrr