bursae ubrsae brusae rbusae urbsae rubsae busrae ubsrae bsurae sburae usbrae subrae brsuae rbsuae bsruae sbruae rsbuae srbuae ursbae rusbae usrbae surbae rsubae srubae burase ubrase bruase rbuase urbase rubase buarse ubarse baurse aburse uabrse aubrse brause rbause baruse abruse rabuse arbuse urabse ruabse uarbse aurbse raubse arubse busare ubsare bsuare sbuare usbare subare buasre ubasre bausre abusre uabsre aubsre bsaure sbaure basure absure sabure asbure usabre suabre uasbre ausbre saubre asubre brsaue rbsaue bsraue sbraue rsbaue srbaue brasue rbasue barsue abrsue rabsue arbsue bsarue sbarue basrue absrue sabrue asbrue rsabue srabue rasbue arsbue sarbue asrbue ursabe rusabe usrabe surabe rsuabe sruabe urasbe ruasbe uarsbe aursbe rausbe arusbe usarbe suarbe uasrbe ausrbe saurbe asurbe rsaube sraube rasube arsube sarube asrube bursea ubrsea brusea rbusea urbsea rubsea busrea ubsrea bsurea sburea usbrea subrea brsuea rbsuea bsruea sbruea rsbuea srbuea ursbea rusbea usrbea surbea rsubea srubea buresa ubresa bruesa rbuesa urbesa rubesa buersa ubersa beursa ebursa uebrsa eubrsa breusa rbeusa berusa ebrusa rebusa erbusa urebsa ruebsa uerbsa eurbsa reubsa erubsa busera ubsera bsuera sbuera usbera subera buesra ubesra beusra ebusra uebsra eubsra bseura sbeura besura ebsura sebura esbura usebra suebra uesbra eusbra seubra esubra brseua rbseua bsreua sbreua rsbeua srbeua bresua rbesua bersua ebrsua rebsua erbsua bserua sberua besrua ebsrua sebrua esbrua rsebua srebua resbua ersbua serbua esrbua urseba ruseba usreba sureba rsueba srueba uresba ruesba uersba eursba reusba erusba userba suerba uesrba eusrba seurba esurba rseuba sreuba resuba ersuba seruba esruba buraes ubraes bruaes rbuaes urbaes rubaes buares ubares baures abures uabres aubres braues rbaues barues abrues rabues arbues urabes ruabes uarbes aurbes raubes arubes bureas ubreas brueas rbueas urbeas rubeas bueras uberas beuras eburas uebras eubras breuas rbeuas beruas ebruas rebuas erbuas urebas ruebas uerbas eurbas reubas erubas buaers ubaers bauers abuers uabers aubers buears ubears beuars ebuars uebars eubars baeurs abeurs beaurs ebaurs aeburs eaburs uaebrs auebrs ueabrs euabrs aeubrs eaubrs braeus rbaeus bareus abreus rabeus arbeus breaus rbeaus beraus ebraus rebaus erbaus baerus aberus bearus ebarus aebrus eabrus raebus arebus reabus erabus aerbus earbus uraebs ruaebs uarebs aurebs rauebs aruebs ureabs rueabs uerabs eurabs reuabs eruabs uaerbs auerbs uearbs euarbs aeurbs eaurbs raeubs areubs reaubs eraubs aerubs earubs busaer ubsaer bsuaer sbuaer usbaer subaer buaser ubaser bauser abuser uabser aubser bsauer sbauer basuer absuer sabuer asbuer usaber suaber uasber ausber sauber asuber busear ubsear bsuear sbuear usbear subear buesar ubesar beusar ebusar uebsar eubsar bseuar sbeuar besuar ebsuar sebuar esbuar usebar suebar uesbar eusbar seubar esubar buaesr ubaesr bauesr abuesr uabesr aubesr bueasr ubeasr beuasr ebuasr uebasr eubasr baeusr abeusr beausr ebausr aebusr eabusr uaebsr auebsr ueabsr euabsr aeubsr eaubsr bsaeur sbaeur baseur abseur sabeur asbeur bseaur sbeaur besaur ebsaur sebaur esbaur baesur abesur beasur ebasur aebsur eabsur saebur asebur seabur esabur aesbur easbur usaebr suaebr uasebr ausebr sauebr asuebr useabr sueabr uesabr eusabr seuabr esuabr uaesbr auesbr ueasbr euasbr aeusbr eausbr saeubr aseubr seaubr esaubr aesubr easubr brsaeu rbsaeu bsraeu sbraeu rsbaeu srbaeu braseu rbaseu barseu abrseu rabseu arbseu bsareu sbareu basreu absreu sabreu asbreu rsabeu srabeu rasbeu arsbeu sarbeu asrbeu brseau rbseau bsreau sbreau rsbeau srbeau bresau rbesau bersau ebrsau rebsau erbsau bserau sberau besrau ebsrau sebrau esbrau rsebau srebau resbau ersbau serbau esrbau braesu rbaesu baresu abresu rabesu arbesu breasu rbeasu berasu ebrasu rebasu erbasu baersu abersu bearsu ebarsu aebrsu eabrsu raebsu arebsu reabsu erabsu aerbsu earbsu bsaeru sbaeru baseru abseru saberu asberu bsearu sbearu besaru ebsaru sebaru esbaru baesru abesru beasru ebasru aebsru eabsru saebru asebru seabru esabru aesbru easbru rsaebu sraebu rasebu arsebu sarebu asrebu rseabu sreabu resabu ersabu serabu esrabu raesbu aresbu reasbu erasbu aersbu earsbu saerbu aserbu searbu esarbu aesrbu easrbu ursaeb rusaeb usraeb suraeb rsuaeb sruaeb uraseb ruaseb uarseb aurseb rauseb aruseb usareb suareb uasreb ausreb saureb asureb rsaueb sraueb rasueb arsueb sarueb asrueb urseab ruseab usreab sureab rsueab srueab uresab ruesab uersab eursab reusab erusab userab suerab uesrab eusrab seurab esurab rseuab sreuab resuab ersuab seruab esruab uraesb ruaesb uaresb auresb rauesb aruesb ureasb rueasb uerasb eurasb reuasb eruasb uaersb auersb uearsb euarsb aeursb eaursb raeusb areusb reausb erausb aerusb earusb usaerb suaerb uaserb auserb sauerb asuerb usearb suearb uesarb eusarb seuarb esuarb uaesrb auesrb ueasrb euasrb aeusrb eausrb saeurb aseurb seaurb esaurb aesurb easurb rsaeub sraeub raseub arseub sareub asreub rseaub sreaub resaub ersaub seraub esraub raesub aresub reasub erasub aersub earsub saerub aserub searub esarub aesrub easrub
Note: these 'words' (valid or invalid) are all the permutations of the word bursae. These words are obtained by scrambling the letters in bursae.