curing ucring cruing rcuing urcing rucing cuirng ucirng ciurng icurng uicrng iucrng criung rciung cirung icrung ricung ircung uricng ruicng uircng iurcng riucng irucng curnig ucrnig crunig rcunig urcnig rucnig cunrig ucnrig cnurig ncurig uncrig nucrig crnuig rcnuig cnruig ncruig rncuig nrcuig urncig runcig unrcig nurcig rnucig nrucig cuinrg ucinrg ciunrg icunrg uicnrg iucnrg cunirg ucnirg cnuirg ncuirg uncirg nucirg cinurg icnurg cniurg nciurg incurg nicurg uincrg iuncrg unicrg nuicrg inucrg niucrg crinug rcinug cirnug icrnug ricnug ircnug crniug rcniug cnriug ncriug rnciug nrciug cinrug icnrug cnirug ncirug incrug nicrug rincug irncug rnicug nricug inrcug nircug urincg ruincg uirncg iurncg riuncg iruncg urnicg runicg unricg nuricg rnuicg nruicg uinrcg iunrcg unircg nuircg inurcg niurcg rinucg irnucg rniucg nriucg inrucg nirucg curign ucrign cruign rcuign urcign rucign cuirgn ucirgn ciurgn icurgn uicrgn iucrgn criugn rciugn cirugn icrugn ricugn ircugn uricgn ruicgn uircgn iurcgn riucgn irucgn curgin ucrgin crugin rcugin urcgin rucgin cugrin ucgrin cgurin gcurin ugcrin gucrin crguin rcguin cgruin gcruin rgcuin grcuin urgcin rugcin ugrcin gurcin rgucin grucin cuigrn ucigrn ciugrn icugrn uicgrn iucgrn cugirn ucgirn cguirn gcuirn ugcirn gucirn cigurn icgurn cgiurn gciurn igcurn gicurn uigcrn iugcrn ugicrn guicrn igucrn giucrn crigun rcigun cirgun icrgun ricgun ircgun crgiun rcgiun cgriun gcriun rgciun grciun cigrun icgrun cgirun gcirun igcrun gicrun rigcun irgcun rgicun gricun igrcun gircun urigcn ruigcn uirgcn iurgcn riugcn irugcn urgicn rugicn ugricn guricn rguicn gruicn uigrcn iugrcn ugircn guircn igurcn giurcn rigucn irgucn rgiucn griucn igrucn girucn curngi ucrngi crungi rcungi urcngi rucngi cunrgi ucnrgi cnurgi ncurgi uncrgi nucrgi crnugi rcnugi cnrugi ncrugi rncugi nrcugi urncgi runcgi unrcgi nurcgi rnucgi nrucgi curgni ucrgni crugni rcugni urcgni rucgni cugrni ucgrni cgurni gcurni ugcrni gucrni crguni rcguni cgruni gcruni rgcuni grcuni urgcni rugcni ugrcni gurcni rgucni grucni cungri ucngri cnugri ncugri uncgri nucgri cugnri ucgnri cgunri gcunri ugcnri gucnri cnguri ncguri cgnuri gcnuri ngcuri gncuri ungcri nugcri ugncri guncri ngucri gnucri crngui rcngui cnrgui ncrgui rncgui nrcgui crgnui rcgnui cgrnui gcrnui rgcnui grcnui cngrui ncgrui cgnrui gcnrui ngcrui gncrui rngcui nrgcui rgncui grncui ngrcui gnrcui urngci rungci unrgci nurgci rnugci nrugci urgnci rugnci ugrnci gurnci rgunci grunci ungrci nugrci ugnrci gunrci ngurci gnurci rnguci nrguci rgnuci grnuci ngruci gnruci cuingr ucingr ciungr icungr uicngr iucngr cunigr ucnigr cnuigr ncuigr uncigr nucigr cinugr icnugr cniugr nciugr incugr nicugr uincgr iuncgr unicgr nuicgr inucgr niucgr cuignr ucignr ciugnr icugnr uicgnr iucgnr cuginr ucginr cguinr gcuinr ugcinr gucinr cigunr icgunr cgiunr gciunr igcunr gicunr uigcnr iugcnr ugicnr guicnr igucnr giucnr cungir ucngir cnugir ncugir uncgir nucgir cugnir ucgnir cgunir gcunir ugcnir gucnir cnguir ncguir cgnuir gcnuir ngcuir gncuir ungcir nugcir ugncir guncir ngucir gnucir cingur icngur cnigur ncigur incgur nicgur cignur icgnur cginur gcinur igcnur gicnur cngiur ncgiur cgniur gcniur ngciur gnciur ingcur nigcur igncur gincur ngicur gnicur uingcr iungcr unigcr nuigcr inugcr niugcr uigncr iugncr ugincr guincr iguncr giuncr ungicr nugicr ugnicr gunicr nguicr gnuicr ingucr nigucr ignucr ginucr ngiucr gniucr cringu rcingu cirngu icrngu ricngu ircngu crnigu rcnigu cnrigu ncrigu rncigu nrcigu cinrgu icnrgu cnirgu ncirgu incrgu nicrgu rincgu irncgu rnicgu nricgu inrcgu nircgu crignu rcignu cirgnu icrgnu ricgnu ircgnu crginu rcginu cgrinu gcrinu rgcinu grcinu cigrnu icgrnu cgirnu gcirnu igcrnu gicrnu rigcnu irgcnu rgicnu gricnu igrcnu gircnu crngiu rcngiu cnrgiu ncrgiu rncgiu nrcgiu crgniu rcgniu cgrniu gcrniu rgcniu grcniu cngriu ncgriu cgnriu gcnriu ngcriu gncriu rngciu nrgciu rgnciu grnciu ngrciu gnrciu cingru icngru cnigru ncigru incgru nicgru cignru icgnru cginru gcinru igcnru gicnru cngiru ncgiru cgniru gcniru ngciru gnciru ingcru nigcru igncru gincru ngicru gnicru ringcu irngcu rnigcu nrigcu inrgcu nirgcu rigncu irgncu rgincu grincu igrncu girncu rngicu nrgicu rgnicu grnicu ngricu gnricu ingrcu nigrcu ignrcu ginrcu ngircu gnircu uringc ruingc uirngc iurngc riungc irungc urnigc runigc unrigc nurigc rnuigc nruigc uinrgc iunrgc unirgc nuirgc inurgc niurgc rinugc irnugc rniugc nriugc inrugc nirugc urignc ruignc uirgnc iurgnc riugnc irugnc urginc ruginc ugrinc gurinc rguinc gruinc uigrnc iugrnc ugirnc guirnc igurnc giurnc rigunc irgunc rgiunc griunc igrunc girunc urngic rungic unrgic nurgic rnugic nrugic urgnic rugnic ugrnic gurnic rgunic grunic ungric nugric ugnric gunric nguric gnuric rnguic nrguic rgnuic grnuic ngruic gnruic uingrc iungrc unigrc nuigrc inugrc niugrc uignrc iugnrc uginrc guinrc igunrc giunrc ungirc nugirc ugnirc gunirc nguirc gnuirc ingurc nigurc ignurc ginurc ngiurc gniurc ringuc irnguc rniguc nriguc inrguc nirguc rignuc irgnuc rginuc grinuc igrnuc girnuc rngiuc nrgiuc rgniuc grniuc ngriuc gnriuc ingruc nigruc ignruc ginruc ngiruc gniruc
Note: these 'words' (valid or invalid) are all the permutations of the word curing. These words are obtained by scrambling the letters in curing.