dddd ddpo dnpo dod- dodd dodg dodo dog- dogg dogo dogp dond dong donn dono donp donr donz dood doon doop door dopo dopp dopr dord dorn doro dorp dorr dozo dprg drno drod drog dron drop droz dzgr dzng dzon dzor dzrr gdor gggg ggpo ggrn gnod gnoo gnrr godo gogo gon- gond gong gonn gono good goog goon goop goor gopo gord gorg gorn goro gorp gorr gorz gozd gozo gpgp gprd gprp grod grog gron groo grop gror grrr nddo ndnp ndop ndor ndpd ndpr ngon ngor nngn nnnn nnpr nodo nogg nogo non- nong nonn nono noo- noon nooo noop noor nor- nord norg norn noro norr nppd nron nrpn nrrd nzpp oddd odon odoo odop odor odrp ogod ogog ogon ogro ondo ongo onno onod onon onor onoz onpg onzo oooo oord opng opo- opon opor oppo ordn ordo orgn orgo orno oro- oron oror oroz orro orzo ozd ozon pdpn pdpr pgdn pnon pnpo pnpp pnro pod- podd podo pogg pogo pogz pond pong pono ponp pood poon poop poor pop- popo popp porg porn poro porr porz pozo ppod pppd pppn pppo pppp prnd prnp pro- prod prog pron proo prop proz prpd prrd rndp rnod rodd rodo rogg rogo rond rong rono rood roog roon roop roor rooz ropo roro rozz rpdp rpon rppn rrrr z-ro zgon znng zodd zogg zogo zon- zond zong zoo- zoon zoop zord zorg zorn zoro zozo zzzz