rebbes erbbes rbebes brebes ebrbes berbes rebbes erbbes rbebes brebes ebrbes berbes rbbees brbees rbbees brbees bbrees bbrees ebbres bebres ebbres bebres bberes bberes rebebs erbebs rbeebs breebs ebrebs berebs reebbs erebbs reebbs erebbs eerbbs eerbbs rbeebs breebs rebebs erbebs berebs ebrebs eberbs beerbs eebrbs eebrbs beerbs eberbs rebebs erbebs rbeebs breebs ebrebs berebs reebbs erebbs reebbs erebbs eerbbs eerbbs rbeebs breebs rebebs erbebs berebs ebrebs eberbs beerbs eebrbs eebrbs beerbs eberbs rbbees brbees rbbees brbees bbrees bbrees rbebes brebes rebbes erbbes berbes ebrbes rbebes brebes rebbes erbbes berbes ebrbes bberes bberes bebres ebbres bebres ebbres ebbers bebers ebbers bebers bbeers bbeers ebebrs beebrs eebbrs eebbrs beebrs ebebrs ebebrs beebrs eebbrs eebbrs beebrs ebebrs bbeers bbeers bebers ebbers bebers ebbers rebbse erbbse rbebse brebse ebrbse berbse rebbse erbbse rbebse brebse ebrbse berbse rbbese brbese rbbese brbese bbrese bbrese ebbrse bebrse ebbrse bebrse bberse bberse rebsbe erbsbe rbesbe bresbe ebrsbe bersbe resbbe ersbbe rsebbe srebbe esrbbe serbbe rbsebe brsebe rsbebe srbebe bsrebe sbrebe ebsrbe besrbe esbrbe sebrbe bserbe sberbe rebsbe erbsbe rbesbe bresbe ebrsbe bersbe resbbe ersbbe rsebbe srebbe esrbbe serbbe rbsebe brsebe rsbebe srbebe bsrebe sbrebe ebsrbe besrbe esbrbe sebrbe bserbe sberbe rbbsee brbsee rbbsee brbsee bbrsee bbrsee rbsbee brsbee rsbbee srbbee bsrbee sbrbee rbsbee brsbee rsbbee srbbee bsrbee sbrbee bbsree bbsree bsbree sbbree bsbree sbbree ebbsre bebsre ebbsre bebsre bbesre bbesre ebsbre besbre esbbre sebbre bsebre sbebre ebsbre besbre esbbre sebbre bsebre sbebre bbsere bbsere bsbere sbbere bsbere sbbere rebesb erbesb rbeesb breesb ebresb beresb reebsb erebsb reebsb erebsb eerbsb eerbsb rbeesb breesb rebesb erbesb beresb ebresb ebersb beersb eebrsb eebrsb beersb ebersb rebseb erbseb rbeseb breseb ebrseb berseb resbeb ersbeb rsebeb srebeb esrbeb serbeb rbseeb brseeb rsbeeb srbeeb bsreeb sbreeb ebsreb besreb esbreb sebreb bsereb sbereb reesbb eresbb reesbb eresbb eersbb eersbb resebb ersebb rseebb sreebb esrebb serebb resebb ersebb rseebb sreebb esrebb serebb eesrbb eesrbb eserbb seerbb eserbb seerbb rbeseb breseb rebseb erbseb berseb ebrseb rbseeb brseeb rsbeeb srbeeb bsreeb sbreeb resbeb ersbeb rsebeb srebeb esrbeb serbeb besreb ebsreb bsereb sbereb esbreb sebreb ebesrb beesrb eebsrb eebsrb beesrb ebesrb ebserb beserb esberb seberb bseerb sbeerb eesbrb eesbrb esebrb seebrb esebrb seebrb beserb ebserb bseerb sbeerb esberb seberb rebesb erbesb rbeesb breesb ebresb beresb reebsb erebsb reebsb erebsb eerbsb eerbsb rbeesb breesb rebesb erbesb beresb ebresb ebersb beersb eebrsb eebrsb beersb ebersb rebseb erbseb rbeseb breseb ebrseb berseb resbeb ersbeb rsebeb srebeb esrbeb serbeb rbseeb brseeb rsbeeb srbeeb bsreeb sbreeb ebsreb besreb esbreb sebreb bsereb sbereb reesbb eresbb reesbb eresbb eersbb eersbb resebb ersebb rseebb sreebb esrebb serebb resebb ersebb rseebb sreebb esrebb serebb eesrbb eesrbb eserbb seerbb eserbb seerbb rbeseb breseb rebseb erbseb berseb ebrseb rbseeb brseeb rsbeeb srbeeb bsreeb sbreeb resbeb ersbeb rsebeb srebeb esrbeb serbeb besreb ebsreb bsereb sbereb esbreb sebreb ebesrb beesrb eebsrb eebsrb beesrb ebesrb ebserb beserb esberb seberb bseerb sbeerb eesbrb eesbrb esebrb seebrb esebrb seebrb beserb ebserb bseerb sbeerb esberb seberb rbbese brbese rbbese brbese bbrese bbrese rbebse brebse rebbse erbbse berbse ebrbse rbebse brebse rebbse erbbse berbse ebrbse bberse bberse bebrse ebbrse bebrse ebbrse rbbsee brbsee rbbsee brbsee bbrsee bbrsee rbsbee brsbee rsbbee srbbee bsrbee sbrbee rbsbee brsbee rsbbee srbbee bsrbee sbrbee bbsree bbsree bsbree sbbree bsbree sbbree rbesbe bresbe rebsbe erbsbe bersbe ebrsbe rbsebe brsebe rsbebe srbebe bsrebe sbrebe resbbe ersbbe rsebbe srebbe esrbbe serbbe besrbe ebsrbe bserbe sberbe esbrbe sebrbe rbesbe bresbe rebsbe erbsbe bersbe ebrsbe rbsebe brsebe rsbebe srbebe bsrebe sbrebe resbbe ersbbe rsebbe srebbe esrbbe serbbe besrbe ebsrbe bserbe sberbe esbrbe sebrbe bbesre bbesre bebsre ebbsre bebsre ebbsre bbsere bbsere bsbere sbbere bsbere sbbere besbre ebsbre bsebre sbebre esbbre sebbre besbre ebsbre bsebre sbebre esbbre sebbre ebbesr bebesr ebbesr bebesr bbeesr bbeesr ebebsr beebsr eebbsr eebbsr beebsr ebebsr ebebsr beebsr eebbsr eebbsr beebsr ebebsr bbeesr bbeesr bebesr ebbesr bebesr ebbesr ebbser bebser ebbser bebser bbeser bbeser ebsber besber esbber sebber bseber sbeber ebsber besber esbber sebber bseber sbeber bbseer bbseer bsbeer sbbeer bsbeer sbbeer ebesbr beesbr eebsbr eebsbr beesbr ebesbr ebsebr besebr esbebr sebebr bseebr sbeebr eesbbr eesbbr esebbr seebbr esebbr seebbr besebr ebsebr bseebr sbeebr esbebr sebebr ebesbr beesbr eebsbr eebsbr beesbr ebesbr ebsebr besebr esbebr sebebr bseebr sbeebr eesbbr eesbbr esebbr seebbr esebbr seebbr besebr ebsebr bseebr sbeebr esbebr sebebr bbeser bbeser bebser ebbser bebser ebbser bbseer bbseer bsbeer sbbeer bsbeer sbbeer besber ebsber bseber sbeber esbber sebber besber ebsber bseber sbeber esbber sebber
Note: these 'words' (valid or invalid) are all the permutations of the word rebbes. These words are obtained by scrambling the letters in rebbes.