ggg ggn ggo ggr ggz gnn gno gnr gog gon goo gor goy goz grg grn gro grr gry gy- gyn gyo gyr gzo gzr ngg ngn ngo nng nnn nno nnz no- nog non noo nor noy noz nrg nrn nro nrr nry nrz nyg nyn nyo nyy nzg nzo nzz ogg ogn ogo ogy on- ong onn ono onr ony oo- oog oon ooo oor or- org orn oro orr ory orz oyo ozo ozz rgg rgn rgo rgr rng rnn rno rnr rny rnz rog ron roo ror roy roz rrg rrn rrr ry- ryg ryn ryo ryr ryy ryz rzo rzy ygo yng ynn yny yog yon yoo yor yoy yrg yrn yro yyg yyy yyz yzr yzy z-g zgg znn zno zo- zog zon zoo zor zro zzr zzy zzz