-ene -one dddd ddpo dedd dede dedo deed deen deep dene denn deno deon deop depe depo depp dnpo dod- dodd dode dodo doen dond done donn dono donp dood doon doop dope dopo dopp edde eddo eddp ede- eden edno edod edon eede eeee eend end- ende endo ened enee eneo enne eno- enoe enon enp- eode eone epee epen epod epon eppo eppp ndde nddo ndnp ndop ndpd nedd nede nedo need neen neep nend nene neno neo- neod neon neoo nepe nnnn node nodo noed non- none nonn nono noo- noon nooo noop nope nppd o-eo oddd oded oden odeo odon odoo odop oedn oedo oen- oeno onde ondo one- oned onee oneo onep onne onno onod onon oone oooo oped open opep opo- opon oppo pdpn ped- pede pedo peed peen peep pen- pend pene penn peno peon pepd pepe pepo pnon pnpo pnpp pod- podd pode podo poed pond pone pono ponp pood poon poop pop- pope popo popp ppen ppod pppd pppn pppo pppp