freres rferes ferres efrres refres erfres frrees rfrees frrees rfrees rrfees rrfees ferres efrres freres rferes erfres refres rerfes errfes rrefes rrefes errfes rerfes freers rfeers ferers efrers refers erfers freers rfeers ferers efrers refers erfers feerrs eferrs feerrs eferrs eefrrs eefrrs reefrs erefrs reefrs erefrs eerfrs eerfrs frrees rfrees frrees rfrees rrfees rrfees freres rferes ferres efrres refres erfres freres rferes ferres efrres refres erfres rrefes rrefes rerfes errfes rerfes errfes ferers efrers freers rfeers erfers refers feerrs eferrs feerrs eferrs eefrrs eefrrs freers rfeers ferers efrers refers erfers erefrs reefrs eerfrs eerfrs reefrs erefrs rerefs errefs rreefs rreefs errefs rerefs reerfs ererfs reerfs ererfs eerrfs eerrfs rreefs rreefs rerefs errefs rerefs errefs ererfs reerfs eerrfs eerrfs reerfs ererfs frerse rferse ferrse efrrse refrse erfrse frrese rfrese frrese rfrese rrfese rrfese ferrse efrrse frerse rferse erfrse refrse rerfse errfse rrefse rrefse errfse rerfse fresre rfesre fersre efrsre refsre erfsre frsere rfsere fsrere sfrere rsfere srfere fesrre efsrre fserre sferre esfrre sefrre resfre ersfre rsefre srefre esrfre serfre frrsee rfrsee frrsee rfrsee rrfsee rrfsee frsree rfsree fsrree sfrree rsfree srfree frsree rfsree fsrree sfrree rsfree srfree rrsfee rrsfee rsrfee srrfee rsrfee srrfee fersre efrsre fresre rfesre erfsre refsre fesrre efsrre fserre sferre esfrre sefrre frsere rfsere fsrere sfrere rsfere srfere ersfre resfre esrfre serfre rsefre srefre rersfe errsfe rresfe rresfe errsfe rersfe resrfe ersrfe rserfe srerfe esrrfe serrfe rrsefe rrsefe rsrefe srrefe rsrefe srrefe ersrfe resrfe esrrfe serrfe rserfe srerfe freesr rfeesr feresr efresr refesr erfesr freesr rfeesr feresr efresr refesr erfesr feersr efersr feersr efersr eefrsr eefrsr reefsr erefsr reefsr erefsr eerfsr eerfsr freser rfeser ferser efrser refser erfser frseer rfseer fsreer sfreer rsfeer srfeer fesrer efsrer fserer sferer esfrer sefrer resfer ersfer rsefer srefer esrfer serfer freser rfeser ferser efrser refser erfser frseer rfseer fsreer sfreer rsfeer srfeer fesrer efsrer fserer sferer esfrer sefrer resfer ersfer rsefer srefer esrfer serfer feesrr efesrr feesrr efesrr eefsrr eefsrr feserr efserr fseerr sfeerr esferr seferr feserr efserr fseerr sfeerr esferr seferr eesfrr eesfrr esefrr seefrr esefrr seefrr reesfr eresfr reesfr eresfr eersfr eersfr resefr ersefr rseefr sreefr esrefr serefr resefr ersefr rseefr sreefr esrefr serefr eesrfr eesrfr eserfr seerfr eserfr seerfr frrese rfrese frrese rfrese rrfese rrfese frerse rferse ferrse efrrse refrse erfrse frerse rferse ferrse efrrse refrse erfrse rrefse rrefse rerfse errfse rerfse errfse frrsee rfrsee frrsee rfrsee rrfsee rrfsee frsree rfsree fsrree sfrree rsfree srfree frsree rfsree fsrree sfrree rsfree srfree rrsfee rrsfee rsrfee srrfee rsrfee srrfee fresre rfesre fersre efrsre refsre erfsre frsere rfsere fsrere sfrere rsfere srfere fesrre efsrre fserre sferre esfrre sefrre resfre ersfre rsefre srefre esrfre serfre fresre rfesre fersre efrsre refsre erfsre frsere rfsere fsrere sfrere rsfere srfere fesrre efsrre fserre sferre esfrre sefrre resfre ersfre rsefre srefre esrfre serfre rresfe rresfe rersfe errsfe rersfe errsfe rrsefe rrsefe rsrefe srrefe rsrefe srrefe resrfe ersrfe rserfe srerfe esrrfe serrfe resrfe ersrfe rserfe srerfe esrrfe serrfe feresr efresr freesr rfeesr erfesr refesr feersr efersr feersr efersr eefrsr eefrsr freesr rfeesr feresr efresr refesr erfesr erefsr reefsr eerfsr eerfsr reefsr erefsr ferser efrser freser rfeser erfser refser fesrer efsrer fserer sferer esfrer sefrer frseer rfseer fsreer sfreer rsfeer srfeer ersfer resfer esrfer serfer rsefer srefer feesrr efesrr feesrr efesrr eefsrr eefsrr feserr efserr fseerr sfeerr esferr seferr feserr efserr fseerr sfeerr esferr seferr eesfrr eesfrr esefrr seefrr esefrr seefrr freser rfeser ferser efrser refser erfser frseer rfseer fsreer sfreer rsfeer srfeer fesrer efsrer fserer sferer esfrer sefrer resfer ersfer rsefer srefer esrfer serfer eresfr reesfr eersfr eersfr reesfr eresfr ersefr resefr esrefr serefr rseefr sreefr eesrfr eesrfr eserfr seerfr eserfr seerfr resefr ersefr rseefr sreefr esrefr serefr reresf erresf rreesf rreesf erresf reresf reersf erersf reersf erersf eerrsf eerrsf rreesf rreesf reresf erresf reresf erresf erersf reersf eerrsf eerrsf reersf erersf rersef errsef rresef rresef errsef rersef resref ersref rseref sreref esrref serref rrseef rrseef rsreef srreef rsreef srreef ersref resref esrref serref rseref sreref reesrf eresrf reesrf eresrf eersrf eersrf reserf erserf rseerf sreerf esrerf sererf reserf erserf rseerf sreerf esrerf sererf eesrrf eesrrf eserrf seerrf eserrf seerrf rresef rresef rersef errsef rersef errsef rrseef rrseef rsreef srreef rsreef srreef resref ersref rseref sreref esrref serref resref ersref rseref sreref esrref serref eresrf reesrf eersrf eersrf reesrf eresrf erserf reserf esrerf sererf rseerf sreerf eesrrf eesrrf eserrf seerrf eserrf seerrf reserf erserf rseerf sreerf esrerf sererf
Note: these 'words' (valid or invalid) are all the permutations of the word freres. These words are obtained by scrambling the letters in freres.