-ene -one -ose eeee eees eefe eefn eens eese efen efeo efes effs efon enee eneo enes enne enns eno- enoe enon enos ense enso eoes eone eons esee esen eseo eses esfs esne eso- esos esse esso feen fees fefe feff fefo fene fenn fens feof feon fese fess ffee ffff ffss foes fofo fone fono fons foof foon foos foso foss fsfo fssf neef neen nees nefe neff nefs nene neno nens neo- neon neoo neos nese nesn neso ness nfff nfon nnes nnnn nnos nnss noes non- none nonn nono nons noo- noon nooo noos nos- nose noss nsfs nsof nsos nsse nssf nsso nsss o-eo oen- oeno oens oese ofen off- offe offo offs ofno one- onee oneo ones onne onno onon onos onse onso ooes ooff oofs oone oons oooo ooos oose osee osen oses osno osoo osos osse osso s-os se-e se-f se-n se-o se-s seef seen sees seff sene senn seno sens seon sese seso sess sfne sfos sfss snee snes snns snoo snos soen soeo soes sofo son- sone sono sons soof soon soos sose soso soss ssee sses ssns sssf ssss