-ene dddd dedd dede dedu deed deen deep deet dene denn dent denu depe depp dept dete detn deue deut dnet dntp dntt dnut dpdt dtdp dted dten dttp dudd dude dudu duet dune dunn dunt dupe dute dutp duut edde eddp ede- eden edun edup eede eedu eeee eend eent eete eetu end- ende endu ened enee enne ennu enp- ent- entd ente entp enue enut epee epen eppp epte etee eten etne ette ettn ettu etun eude n-up ndde ndnp ndnt ndpd ndut nedd nede nedu need neen neep neet nend nene nent nenu nepe nept net- netd nete nett neue neun neut neuu nnnn nntn nppd npte nptn nteu ntnd ntnu ntpd nudd nude nuee nune nunn nunt nupe nute nutt nutu pdpn ped- pede peed peen peep peet pen- pend pene penn pent penu pepd pepe pete petn pett peun peut pnet pneu pnpp pntd pnup ppen pppd pppn pppp pptn pptt pten ptpd pu-e pudu pued puet pueu pund pune punt punu pupe pupu put- pute putt putu tedd tede teed teen teet tend tene tenn tenp tent tenu tepe tepp tepu tete tett tetu teut tndd tnut tpdu tped tppd tppp tpte tptp tput tten tttt tude tudu tuen tuet tund tune tunn tunu tupe tupu tute tutt tutu uden udet udpd udun uend unde uned unee unen unne unte unut uped upen upne upnp uppe uppp uppu upup utep utne utpd uttu uuen uuuu