-tree d-mer ddddd ddrmm ddrum dedde dedee deder dedur dedut deede deeme deere demer demet demme demre demur demux derde dered derm- derme derre derue derum deter detre dette detur deure deut- drdre dredd drede dreed drere dreux drude drumm duded duder duere duerr duete duett dumex dumme dumre dured duree durer duret durex durre durte durtu durum dutte dxdxd e-dee e-med edder eddre edere edmed edred edrum eeeee eerde emdex emede emeer emere emert emmer emmet emtee emudx emure erdem erdre erdut erede erem- erere erred errtu erte erter etete etext etree etter etude eturu eum-u eurex eurre exede exeem exeme exert exmet exred exter extre extue exude exute med-x medee medem meder medeu medue meede meemu meere meete memer memex merde mered merer meret merre merte merur meted meter metr- metre metrx mette metur meudt meuer meure meute mexer mmdxx mmmmm mreru mrmet mrred mt-td mt-te mt-tm mt-tr mt-tt mtree mtume mudde muddu mumme mummu murde murdu mured muret mureu murex murre murru murud murum murut muted muter mutet mutex mutum muxed muxer redde redem reder redex redur redux reede reeme reere remed remee remer remet remex remue remux rerde rere- reree reret rerum reted retee retem reter retex rette reuer reuet reume reute rexer rmutt rtext ruder ruede ruere ruete rumer rumex rummu rurde ruter rutte ruutu t-rex teder teeme teemu teerd temed terem teret tereu terex terme terre tert- teter tetex tetr- tette texed texrd texte treed treer treet treme trere trete trett treut treux trude trued truer truex trume trute truxe ttttt tuder tudre tudur tumed tumut turem turet turre turtu turut tutee tutte tuuru tuxed udder udert uedem umeer umeme ummed umred umudu urdee ureme urter urutu uter- utmer utrum utter uttur uturu uuuuu xedre xerem xerte xetex xetum xexeu xexex xmmer xterm xtext xtree