durocs udrocs druocs rduocs urdocs rudocs duorcs udorcs dourcs odurcs uodrcs oudrcs droucs rdoucs dorucs odrucs roducs orducs urodcs ruodcs uordcs ourdcs roudcs orudcs durcos udrcos drucos rducos urdcos rudcos ducros udcros dcuros cduros ucdros cudros drcuos rdcuos dcruos cdruos rcduos crduos urcdos rucdos ucrdos curdos rcudos crudos duocrs udocrs doucrs oducrs uodcrs oudcrs ducors udcors dcuors cduors ucdors cudors docurs odcurs dcours cdours ocdurs codurs uocdrs oucdrs ucodrs cuodrs ocudrs coudrs drocus rdocus dorcus odrcus rodcus ordcus drcous rdcous dcrous cdrous rcdous crdous docrus odcrus dcorus cdorus ocdrus codrus rocdus orcdus rcodus crodus ocrdus cordus urocds ruocds uorcds ourcds roucds orucds urcods rucods ucrods curods rcuods cruods uocrds oucrds ucords cuords ocurds courds rocuds orcuds rcouds crouds ocruds coruds durosc udrosc druosc rduosc urdosc rudosc duorsc udorsc doursc odursc uodrsc oudrsc drousc rdousc dorusc odrusc rodusc ordusc urodsc ruodsc uordsc ourdsc roudsc orudsc dursoc udrsoc drusoc rdusoc urdsoc rudsoc dusroc udsroc dsuroc sduroc usdroc sudroc drsuoc rdsuoc dsruoc sdruoc rsduoc srduoc ursdoc rusdoc usrdoc surdoc rsudoc srudoc duosrc udosrc dousrc odusrc uodsrc oudsrc dusorc udsorc dsuorc sduorc usdorc sudorc dosurc odsurc dsourc sdourc osdurc sodurc uosdrc ousdrc usodrc suodrc osudrc soudrc drosuc rdosuc dorsuc odrsuc rodsuc ordsuc drsouc rdsouc dsrouc sdrouc rsdouc srdouc dosruc odsruc dsoruc sdoruc osdruc sodruc rosduc orsduc rsoduc sroduc osrduc sorduc urosdc ruosdc uorsdc oursdc rousdc orusdc ursodc rusodc usrodc surodc rsuodc sruodc uosrdc ousrdc usordc suordc osurdc sourdc rosudc orsudc rsoudc sroudc osrudc sorudc durcso udrcso drucso rducso urdcso rudcso ducrso udcrso dcurso cdurso ucdrso cudrso drcuso rdcuso dcruso cdruso rcduso crduso urcdso rucdso ucrdso curdso rcudso crudso dursco udrsco drusco rdusco urdsco rudsco dusrco udsrco dsurco sdurco usdrco sudrco drsuco rdsuco dsruco sdruco rsduco srduco ursdco rusdco usrdco surdco rsudco srudco ducsro udcsro dcusro cdusro ucdsro cudsro duscro udscro dsucro sducro usdcro sudcro dcsuro cdsuro dscuro sdcuro csduro scduro ucsdro cusdro uscdro sucdro csudro scudro drcsuo rdcsuo dcrsuo cdrsuo rcdsuo crdsuo drscuo rdscuo dsrcuo sdrcuo rsdcuo srdcuo dcsruo cdsruo dscruo sdcruo csdruo scdruo rcsduo crsduo rscduo srcduo csrduo scrduo urcsdo rucsdo ucrsdo cursdo rcusdo crusdo urscdo ruscdo usrcdo surcdo rsucdo srucdo ucsrdo cusrdo uscrdo sucrdo csurdo scurdo rcsudo crsudo rscudo srcudo csrudo scrudo duocsr udocsr doucsr oducsr uodcsr oudcsr ducosr udcosr dcuosr cduosr ucdosr cudosr docusr odcusr dcousr cdousr ocdusr codusr uocdsr oucdsr ucodsr cuodsr ocudsr coudsr duoscr udoscr douscr oduscr uodscr oudscr dusocr udsocr dsuocr sduocr usdocr sudocr dosucr odsucr dsoucr sdoucr osducr soducr uosdcr ousdcr usodcr suodcr osudcr soudcr ducsor udcsor dcusor cdusor ucdsor cudsor duscor udscor dsucor sducor usdcor sudcor dcsuor cdsuor dscuor sdcuor csduor scduor ucsdor cusdor uscdor sucdor csudor scudor docsur odcsur dcosur cdosur ocdsur codsur doscur odscur dsocur sdocur osdcur sodcur dcsour cdsour dscour sdcour csdour scdour ocsdur cosdur oscdur socdur csodur scodur uocsdr oucsdr ucosdr cuosdr ocusdr cousdr uoscdr ouscdr usocdr suocdr osucdr soucdr ucsodr cusodr uscodr sucodr csuodr scuodr ocsudr cosudr oscudr socudr csoudr scoudr drocsu rdocsu dorcsu odrcsu rodcsu ordcsu drcosu rdcosu dcrosu cdrosu rcdosu crdosu docrsu odcrsu dcorsu cdorsu ocdrsu codrsu rocdsu orcdsu rcodsu crodsu ocrdsu cordsu droscu rdoscu dorscu odrscu rodscu ordscu drsocu rdsocu dsrocu sdrocu rsdocu srdocu dosrcu odsrcu dsorcu sdorcu osdrcu sodrcu rosdcu orsdcu rsodcu srodcu osrdcu sordcu drcsou rdcsou dcrsou cdrsou rcdsou crdsou drscou rdscou dsrcou sdrcou rsdcou srdcou dcsrou cdsrou dscrou sdcrou csdrou scdrou rcsdou crsdou rscdou srcdou csrdou scrdou docsru odcsru dcosru cdosru ocdsru codsru doscru odscru dsocru sdocru osdcru sodcru dcsoru cdsoru dscoru sdcoru csdoru scdoru ocsdru cosdru oscdru socdru csodru scodru rocsdu orcsdu rcosdu crosdu ocrsdu corsdu roscdu orscdu rsocdu srocdu osrcdu sorcdu rcsodu crsodu rscodu srcodu csrodu scrodu ocsrdu cosrdu oscrdu socrdu csordu scordu urocsd ruocsd uorcsd ourcsd roucsd orucsd urcosd rucosd ucrosd curosd rcuosd cruosd uocrsd oucrsd ucorsd cuorsd ocursd coursd rocusd orcusd rcousd crousd ocrusd corusd uroscd ruoscd uorscd ourscd rouscd oruscd ursocd rusocd usrocd surocd rsuocd sruocd uosrcd ousrcd usorcd suorcd osurcd sourcd rosucd orsucd rsoucd sroucd osrucd sorucd urcsod rucsod ucrsod cursod rcusod crusod urscod ruscod usrcod surcod rsucod srucod ucsrod cusrod uscrod sucrod csurod scurod rcsuod crsuod rscuod srcuod csruod scruod uocsrd oucsrd ucosrd cuosrd ocusrd cousrd uoscrd ouscrd usocrd suocrd osucrd soucrd ucsord cusord uscord sucord csuord scuord ocsurd cosurd oscurd socurd csourd scourd rocsud orcsud rcosud crosud ocrsud corsud roscud orscud rsocud srocud osrcud sorcud rcsoud crsoud rscoud srcoud csroud scroud ocsrud cosrud oscrud socrud csorud scorud
Note: these 'words' (valid or invalid) are all the permutations of the word durocs. These words are obtained by scrambling the letters in durocs.