durgan udrgan drugan rdugan urdgan rudgan dugran udgran dguran gduran ugdran gudran drguan rdguan dgruan gdruan rgduan grduan urgdan rugdan ugrdan gurdan rgudan grudan duragn udragn druagn rduagn urdagn rudagn duargn udargn daurgn adurgn uadrgn audrgn draugn rdaugn darugn adrugn radugn ardugn uradgn ruadgn uardgn aurdgn raudgn arudgn dugarn udgarn dguarn gduarn ugdarn gudarn duagrn udagrn daugrn adugrn uadgrn audgrn dgaurn gdaurn dagurn adgurn gadurn agdurn ugadrn guadrn uagdrn augdrn gaudrn agudrn drgaun rdgaun dgraun gdraun rgdaun grdaun dragun rdagun dargun adrgun radgun ardgun dgarun gdarun dagrun adgrun gadrun agdrun rgadun gradun ragdun argdun gardun agrdun urgadn rugadn ugradn guradn rguadn gruadn uragdn ruagdn uargdn aurgdn raugdn arugdn ugardn guardn uagrdn augrdn gaurdn agurdn rgaudn graudn ragudn argudn garudn agrudn durgna udrgna drugna rdugna urdgna rudgna dugrna udgrna dgurna gdurna ugdrna gudrna drguna rdguna dgruna gdruna rgduna grduna urgdna rugdna ugrdna gurdna rgudna grudna durnga udrnga drunga rdunga urdnga rudnga dunrga udnrga dnurga ndurga undrga nudrga drnuga rdnuga dnruga ndruga rnduga nrduga urndga rundga unrdga nurdga rnudga nrudga dugnra udgnra dgunra gdunra ugdnra gudnra dungra udngra dnugra ndugra undgra nudgra dgnura gdnura dngura ndgura gndura ngdura ugndra gundra ungdra nugdra gnudra ngudra drgnua rdgnua dgrnua gdrnua rgdnua grdnua drngua rdngua dnrgua ndrgua rndgua nrdgua dgnrua gdnrua dngrua ndgrua gndrua ngdrua rgndua grndua rngdua nrgdua gnrdua ngrdua urgnda rugnda ugrnda gurnda rgunda grunda urngda rungda unrgda nurgda rnugda nrugda ugnrda gunrda ungrda nugrda gnurda ngurda rgnuda grnuda rnguda nrguda gnruda ngruda durang udrang druang rduang urdang rudang duarng udarng daurng adurng uadrng audrng draung rdaung darung adrung radung ardung uradng ruadng uardng aurdng raudng arudng durnag udrnag drunag rdunag urdnag rudnag dunrag udnrag dnurag ndurag undrag nudrag drnuag rdnuag dnruag ndruag rnduag nrduag urndag rundag unrdag nurdag rnudag nrudag duanrg udanrg daunrg adunrg uadnrg audnrg dunarg udnarg dnuarg nduarg undarg nudarg danurg adnurg dnaurg ndaurg andurg nadurg uandrg aundrg unadrg nuadrg anudrg naudrg dranug rdanug darnug adrnug radnug ardnug drnaug rdnaug dnraug ndraug rndaug nrdaug danrug adnrug dnarug ndarug andrug nadrug randug arndug rnadug nradug anrdug nardug urandg ruandg uarndg aurndg raundg arundg urnadg runadg unradg nuradg rnuadg nruadg uanrdg aunrdg unardg nuardg anurdg naurdg ranudg arnudg rnaudg nraudg anrudg narudg duganr udganr dguanr gduanr ugdanr gudanr duagnr udagnr daugnr adugnr uadgnr audgnr dgaunr gdaunr dagunr adgunr gadunr agdunr ugadnr guadnr uagdnr augdnr gaudnr agudnr dugnar udgnar dgunar gdunar ugdnar gudnar dungar udngar dnugar ndugar undgar nudgar dgnuar gdnuar dnguar ndguar gnduar ngduar ugndar gundar ungdar nugdar gnudar ngudar duangr udangr daungr adungr uadngr audngr dunagr udnagr dnuagr nduagr undagr nudagr danugr adnugr dnaugr ndaugr andugr nadugr uandgr aundgr unadgr nuadgr anudgr naudgr dganur gdanur dagnur adgnur gadnur agdnur dgnaur gdnaur dngaur ndgaur gndaur ngdaur dangur adngur dnagur ndagur andgur nadgur gandur agndur gnadur ngadur angdur nagdur ugandr guandr uagndr augndr gaundr agundr ugnadr gunadr ungadr nugadr gnuadr nguadr uangdr aungdr unagdr nuagdr anugdr naugdr ganudr agnudr gnaudr ngaudr angudr nagudr drganu rdganu dgranu gdranu rgdanu grdanu dragnu rdagnu dargnu adrgnu radgnu ardgnu dgarnu gdarnu dagrnu adgrnu gadrnu agdrnu rgadnu gradnu ragdnu argdnu gardnu agrdnu drgnau rdgnau dgrnau gdrnau rgdnau grdnau drngau rdngau dnrgau ndrgau rndgau nrdgau dgnrau gdnrau dngrau ndgrau gndrau ngdrau rgndau grndau rngdau nrgdau gnrdau ngrdau drangu rdangu darngu adrngu radngu ardngu drnagu rdnagu dnragu ndragu rndagu nrdagu danrgu adnrgu dnargu ndargu andrgu nadrgu randgu arndgu rnadgu nradgu anrdgu nardgu dganru gdanru dagnru adgnru gadnru agdnru dgnaru gdnaru dngaru ndgaru gndaru ngdaru dangru adngru dnagru ndagru andgru nadgru gandru agndru gnadru ngadru angdru nagdru rgandu grandu ragndu argndu garndu agrndu rgnadu grnadu rngadu nrgadu gnradu ngradu rangdu arngdu rnagdu nragdu anrgdu nargdu ganrdu agnrdu gnardu ngardu angrdu nagrdu urgand rugand ugrand gurand rguand gruand uragnd ruagnd uargnd aurgnd raugnd arugnd ugarnd guarnd uagrnd augrnd gaurnd agurnd rgaund graund ragund argund garund agrund urgnad rugnad ugrnad gurnad rgunad grunad urngad rungad unrgad nurgad rnugad nrugad ugnrad gunrad ungrad nugrad gnurad ngurad rgnuad grnuad rnguad nrguad gnruad ngruad urangd ruangd uarngd aurngd raungd arungd urnagd runagd unragd nuragd rnuagd nruagd uanrgd aunrgd unargd nuargd anurgd naurgd ranugd arnugd rnaugd nraugd anrugd narugd uganrd guanrd uagnrd augnrd gaunrd agunrd ugnard gunard ungard nugard gnuard nguard uangrd aungrd unagrd nuagrd anugrd naugrd ganurd agnurd gnaurd ngaurd angurd nagurd rganud granud ragnud argnud garnud agrnud rgnaud grnaud rngaud nrgaud gnraud ngraud rangud arngud rnagud nragud anrgud nargud ganrud agnrud gnarud ngarud angrud nagrud
Note: these 'words' (valid or invalid) are all the permutations of the word durgan. These words are obtained by scrambling the letters in durgan.