-tree c-met c-p-c c-tec ccccc ccett ceere cemec cemre cepet cerc- cerce cerec cerer ceret cerre certe cetme cette cmere cpctc crece creem creep creer creme cremp crepe crept crete cteep ctree cttee eeeee eemct eepee emcee emeer emere emert emmer emmet empee empte emtec emtee eperc erect erem- erept erere erte erter etete etree etter mcree mcrpc meece meere meete memer merce merer meret merre merte meter metr- metre mette mmccc mmmcc mmmmm mpret mrmet mt-tc mt-te mt-tm mt-tp mt-tr mt-tt mtepe mtree p-rep pcept pcert pctct peece peere peert peete pepee peppe pept- perce perec perer peret perre perte peter petr- petre pette prece preem preme premp prete pter- ptere ptprc ptpre ptprm ptprr ptprt recce recep recet recpt rect- recte reece reeme reepe reere remee remer remet repec repet reppe reprt rere- reree reret retee retem reter rette tcpmp teeme teepe tempe tempt tepee tepet terce terem teret terme terre tert- teter tetr- tette treer treet treme tremp trepp trept trere trete trett ttttt