-tree d-mer ddddd ddrmm dedde dedee deder deede deeme deepe deepp deere demer demet demme dempt demre derde dered derm- derme derpt derre deter detre dette drdre dredd drede dreed dreep drepe drere dtpmp e-dee e-med edder eddre edere edmed edred edtmp eeeee eeped eepee eerde emede emeer emere emert emmer emmet empee empte emtee erdem erdre erede erem- erept erere erred erte erter etete etree etter medee medem meder meede meere meete memer merde mered merer meret merre merte meted meter metr- metre mette mmmmm mpdrm mpret mrmet mrred mt-td mt-te mt-tm mt-tp mt-tr mt-tt mtepe mtree p-rep pedee peere peert peete pepee peppe pept- perde perer peret perre perte peter petr- petre pette prede preem preme premp prepd prete pter- ptere ptprd ptpre ptprm ptprr ptprt redde redem reder reede reeme reepe reere remed remee remer remet repet reppe reprt reptd rerde rere- reree reret reted retee retem reter rette teder teeme teepe teerd temed tempe tempt tepee tepet terem teret terme terre tert- teter tetr- tette treed treer treet treme tremp trepp trept trere trete trett ttttt