-ene eeee eent eete ejer enee ener enne enp- ent- ente entj entp entr epee epen eper eppp eprp epte eren erer eret erne erpe erre etee eten eter etne etnr etre ette ettn jeep jeer jeet jene jent jere jert jete jetn jett jner jnet jpet neen neep neer neet nene nent nepe nepr nept nere nerr nert net- nete nett nnnn nnpr nntn nprt npte nptn nren nrpn nter nttr peen peep peer peet peje pen- pene penn pent pepe per- pere pern perp perr pert pete petn petr pett pnet pnpp pntr ppen pper pppn pppp pptn pptt pre- pree pren prep pret prnp prtp prtr pten pter reen reep reet rene renn rent repe repp repr rept rere rert rete retr rett rnnt rntp rpet rppn rptn rrrr rtee rttp teej teen teer teet tejn tene tenn tenp tent tepe tepp ter- tere terj tern terp terr tete tetr tett tper tppp tppr tpte tptp tptr tre- tree tren tret trpe trpn trpp trte trtr tten tter tttt