-ene eeee eent eete emen emer emet emme emne empe empt emre emte emtp enee enem ener enne enp- ent- ente entp entr epee epen eper eppp eprp epte erem eren erer eret erme erne erpe erre etee etem eten eter etne etnr etre etrm ette ettn meem meen meep meer meet meme memr men- mene menn ment mepe mer- mere merm mern merp mert met- mete mett mmen mmmm mmpr mmrp mnem mnet mntn mppe mppp mprp mptp mree mren mrtm mrtn mrtt mtep mtnt mtpn mtre mtrr mttr neem neen neep neer neet nem- neme nemn nemp nene nent nepe nepr nept nere nerm nerr nert net- nete nett nm-e nmnt nnmt nnnn nnpr nntn nprm nprt npte nptn nrem nren nrpn nter nttm nttr peen peep peer peet pemt pen- pene penn pent pepe per- pere perm pern perp perr pert pete petn petr pett pmmp pmpm pmrt pnet pnnm pnpp pntm pntr ppen pper pppn pppp pprm pptn pptt pre- pree prem pren prep pret prnp prrm prtm prtp prtr pten pter ptmp reem reen reep reet reme remn remp rene renn rent repe repp repr rept rere rert rete retr rett rmrp rnnt rntp rpet rppn rptn rrmp rrrr rtee rtmp rttp teem teen teer teet teme temp tene tenn tenp tent tepe tepp ter- tere term tern terp terr tete tetr tett tmen tmep tmnt tmtt tper tpmt tppp tppr tpte tptp tptr tre- tree trem tren tret trpe trpm trpn trpp trte trtr tten tter tttt