-ene -one eeee eent eete eeth eheh ehen ehte enee eneo enne eno- enoe enon ent- ente ento eone eont eoto etee eten eth- ethe ethn etho etne etoe etoh eton ette ettn etto heet hehe hehn heho hene henh henn heno hent hete heth heto hett hhhh hoen hohe hohn hoho hone hono hont hooe hoon hoot hote hoth hoto hott hten htet htoh neen neet nehe nene nenh neno nent neo- neon neoo neot net- nete neth neto nett nhnn nhon nnnn nnot nntn nohn noho noht non- none nonn nono nont noo- noon nooo noot not- note noth noto nott nthn ntht ntto o-eo oen- oeno ohee ohen ohho ohne ohno ohoh ohte ohto one- onee oneh oneo onne onno onon ont- onto ooho oone oont oooh oooo otee oten othe otho oto- otoe otoh oton otoo otte otto teen teet teho tene tenn teno tent teoh teon tete teth teto tett the- thee then theo thet thnt thoe thon thoo thot toee toeh toen toet toho tone tonh tonn tono tooh toon toot tote toth toto tott tten tteo ttoe tton tttt