-ene -one eeee eeze eheh ehen enee eneo enez enne eno- enoe enon enp- enzo eone epee epen eph- epon eppo eppp ezop ezzo heep hehe hehn heho hene henh henn heno hepe hepp heze hhhh hoen hohe hohn hoho hone hono honz hooe hoon hoop hope hopo hopp hoze hozo hppe neen neep nehe nene nenh neno neo- neon neoo nepe neph nhnn nhnz nhon nnnn noez nohn noho non- none nonn nono noo- noon nooo noop nope noph nozh nzpp o-eo oen- oeno ohee ohen ohho ohne ohno ohoh one- onee oneh oneo onep onez onne onno onon onoz onze onzo ooho oone oooh oooo ooze open opep opo- opon oppo ozee ozen ozon peen peep pehe peho pen- pene penh penn peno penz peon pepe pepo peze pezo phe- phen phno phoh phon phoo pnon pnpo pnpp pone pono ponp pooh poon poop pop- pope popo popp poze pozo ppen pppn pppo pppp zeep zenn zeno zeon zeph zepo zepp zeze zhee zhen znen zon- zone zoo- zoon zoop zope zozo zzhz zzzz