-ene dddd dedd dede deed deef deen deep deet defe deff defn deft dene denn dent depe depp dept dete detn dfdt dnet dntp dntt dpdt dtdp dted dten dttp edde eddp ede- eden eede eeee eefe eefn eend eent eete efen efet eft- eftp end- ende ened enee enfp enne enp- ent- entd ente entp epee epen eppp epte etee eten etfe etne ette ettn fede fedn feed feen feet fefe feff fend fene fenn fent fete fetp fett ffee ffff fftf fndd fndn fnet fpdt ften ftpe ndde ndnp ndnt ndpd nedd nede need neef neen neep neet nefd nefe neff nend nene nent nepe nept net- netd nete nett nfff nnnn nntn nppd npte nptn ntfp ntnd ntpd pdpn ped- pede pedf peed peen peep peet peff pen- pend pene penn pent pepd pepe pete petn pett pfet pfff pfft pfte pnet pnpp pntd ppen pppd pppn pppp pptn pptt pten ptpd tdff tedd tede teed teef teen teet teff teft tend tene tenn tenp tent tepe tepp tete tett tfnp tfpt tftp tndd tndf tnef tpdf tped tppd tppp tpte tptp tten ttff ttfn tttt