ddd ddg ddn ddo ddz dgd dgg dgn dgz dnd dng dnn dno dnz dod dog don doo doz dzd dzo g-d gdd gdn gdo ggd ggg ggn ggo ggz gnd gnn gno god gog gon goo goz gzo ndd ndg ndn ndo ngd ngg ngn ngo nng nnn nno nnz no- nod nog non noo noz nzd nzg nzo nzz odd odg odn odo ogd ogg ogn ogo on- ond ong onn ono oo- ood oog oon ooo ozo ozz z-g zgg znd znn zno zo- zod zog zon zoo zzz