a-a aaa aad aag aak aao ad- ada add adg adk ado ag- aga agd agg agk ago aka akd akg akk ako aoa aod aog aok aoo daa dad dag dak dao dda ddd ddg ddk ddo dga dgd dgg dgk dka dkg dkk dko doa dod dog dok doo g-d gaa gad gag gak gao gda gdd gdk gdo gga ggd ggg ggo gka gkd gko goa god gog gok goo ka- kaa kad kag kak kao kda kdg kdk kdo kga kgd kgo kkk koa kod kog kok koo oaa oad oag oak oao oda odd odg odo oga ogd ogg ogo oka okd okg okk oko oo- ooa ood oog ook ooo