-ene eeee eefe eefn eent eete efen efet eft- eftp emen emer emet emme emne empe empt emre emte emtp enee enem ener enfp enne enp- ent- ente entp entr epee epen eper eppp eprp epte erem eren erer eret erft erme erne erpe erre etee etem eten eter etfe etne etnr etre etrm ette ettn feem feen feer feet fefe feff feme femm fene fenn fent fere ferm fern ferr fert fete fetp fetr fett ffee ffff ffrr fftf fmep fmnp fnet fprf free frem fren frep fret frmn ften fter ftpe meef meem meen meep meer meet mefe meff meme memr men- mene menn ment mepe mer- mere merf merm mern merp mert met- mete mett mfrp mftf mmen mmff mmmm mmpr mmrf mmrp mnem mnet mntn mppe mppf mppp mprf mprp mptp mree mren mrtm mrtn mrtt mtep mtff mtnt mtpn mtre mtrr mttr neef neem neen neep neer neet nefe neff nefm nem- neme nemn nemp nene nent nepe nepr nept nere nerf nerm nerr nert net- nete nett nfer nfff nm-e nmff nmfp nmnt nnmt nnnn nnpr nntn nprm nprt npte nptn nrem nren nrpn nter ntfp nttm nttr peen peep peer peet peff pemt pen- pene penn pent pepe per- pere perf perm pern perp perr pert pete petn petr pett pfet pfff pffr pfft pfte pmmp pmpm pmrt pnet pnnm pnpp pntm pntr ppen pper pppn pppp pprf pprm pptn pptt pre- pree pref prem pren prep pret prnp prrm prtm prtp prtr pten pter ptmp ptrf reef reem reen reep reet refe reff refn refr reft reme remn remp rene renn rent repe repp repr rept rere rert rete retr rett rfef rfem rmrp rnnt rntp rpet rppn rptn rrmp rrrr rtee rtfm rtmp rttp teef teem teen teer teet teff teft teme temp tene tenn tenp tent tepe tepp ter- tere terf term tern terp terr tete tetr tett tfnp tfpt tftp tmen tmep tmnt tmtt tnef tper tpmt tppp tppr tpte tptp tptr tre- tree tref trem tren tret trfm trfr trpe trpm trpn trpp trte trtr tten tter ttff ttfn tttt