congou ocngou cnogou ncogou oncgou nocgou cognou ocgnou cgonou gconou ogcnou gocnou cngoou ncgoou cgnoou gcnoou ngcoou gncoou ongcou nogcou ogncou goncou ngocou gnocou conogu ocnogu cnoogu ncoogu oncogu nocogu coongu ocongu coongu ocongu oocngu oocngu cnoogu ncoogu conogu ocnogu nocogu oncogu onocgu noocgu ooncgu ooncgu noocgu onocgu cogonu ocgonu cgoonu gcoonu ogconu goconu coognu ocognu coognu ocognu oocgnu oocgnu cgoonu gcoonu cogonu ocgonu goconu ogconu ogocnu goocnu oogcnu oogcnu goocnu ogocnu cngoou ncgoou cgnoou gcnoou ngcoou gncoou cnogou ncogou congou ocngou nocgou oncgou cgonou gconou cognou ocgnou gocnou ogcnou ngocou gnocou nogcou ongcou goncou ogncou ongocu nogocu ognocu gonocu ngoocu gnoocu onogcu noogcu oongcu oongcu noogcu onogcu ogoncu gooncu oogncu oogncu gooncu ogoncu ngoocu gnoocu nogocu ongocu gonocu ognocu conguo ocnguo cnoguo ncoguo oncguo nocguo cognuo ocgnuo cgonuo gconuo ogcnuo gocnuo cngouo ncgouo cgnouo gcnouo ngcouo gncouo ongcuo nogcuo ogncuo goncuo ngocuo gnocuo conugo ocnugo cnougo ncougo oncugo nocugo coungo ocungo cuongo ucongo oucngo uocngo cnuogo ncuogo cunogo ucnogo nucogo uncogo onucgo noucgo ouncgo uoncgo nuocgo unocgo coguno ocguno cgouno gcouno ogcuno gocuno cougno ocugno cuogno ucogno oucgno uocgno cguono gcuono cugono ucgono gucono ugcono ogucno goucno ougcno uogcno guocno ugocno cnguoo ncguoo cgnuoo gcnuoo ngcuoo gncuoo cnugoo ncugoo cungoo ucngoo nucgoo uncgoo cgunoo gcunoo cugnoo ucgnoo gucnoo ugcnoo ngucoo gnucoo nugcoo ungcoo guncoo ugncoo onguco noguco ognuco gonuco ngouco gnouco onugco nougco oungco uongco nuogco unogco ogunco gounco ougnco uognco guonco ugonco nguoco gnuoco nugoco ungoco gunoco ugnoco conoug ocnoug cnooug ncooug oncoug nocoug coonug oconug coonug oconug oocnug oocnug cnooug ncooug conoug ocnoug nocoug oncoug onocug noocug ooncug ooncug noocug onocug conuog ocnuog cnouog ncouog oncuog nocuog counog ocunog cuonog uconog oucnog uocnog cnuoog ncuoog cunoog ucnoog nucoog uncoog onucog noucog ouncog uoncog nuocog unocog cooung ocoung cooung ocoung oocung oocung couong ocuong cuoong ucoong oucong uocong couong ocuong cuoong ucoong oucong uocong ooucng ooucng ouocng uoocng ouocng uoocng cnouog ncouog conuog ocnuog nocuog oncuog cnuoog ncuoog cunoog ucnoog nucoog uncoog counog ocunog cuonog uconog oucnog uocnog noucog onucog nuocog unocog ouncog uoncog onoucg nooucg oonucg oonucg nooucg onoucg onuocg nouocg ounocg uonocg nuoocg unoocg oouncg oouncg ouoncg uooncg ouoncg uooncg nouocg onuocg nuoocg unoocg ounocg uonocg cogoun ocgoun cgooun gcooun ogcoun gocoun coogun ocogun coogun ocogun oocgun oocgun cgooun gcooun cogoun ocgoun gocoun ogcoun ogocun goocun oogcun oogcun goocun ogocun coguon ocguon cgouon gcouon ogcuon gocuon cougon ocugon cuogon ucogon oucgon uocgon cguoon gcuoon cugoon ucgoon gucoon ugcoon ogucon goucon ougcon uogcon guocon ugocon coougn ocougn coougn ocougn oocugn oocugn couogn ocuogn cuoogn ucoogn oucogn uocogn couogn ocuogn cuoogn ucoogn oucogn uocogn ooucgn ooucgn ouocgn uoocgn ouocgn uoocgn cgouon gcouon coguon ocguon gocuon ogcuon cguoon gcuoon cugoon ucgoon gucoon ugcoon cougon ocugon cuogon ucogon oucgon uocgon goucon ogucon guocon ugocon ougcon uogcon ogoucn gooucn oogucn oogucn gooucn ogoucn oguocn gouocn ougocn uogocn guoocn ugoocn oougcn oougcn ouogcn uoogcn ouogcn uoogcn gouocn oguocn guoocn ugoocn ougocn uogocn cngouo ncgouo cgnouo gcnouo ngcouo gncouo cnoguo ncoguo conguo ocnguo nocguo oncguo cgonuo gconuo cognuo ocgnuo gocnuo ogcnuo ngocuo gnocuo nogcuo ongcuo goncuo ogncuo cnguoo ncguoo cgnuoo gcnuoo ngcuoo gncuoo cnugoo ncugoo cungoo ucngoo nucgoo uncgoo cgunoo gcunoo cugnoo ucgnoo gucnoo ugcnoo ngucoo gnucoo nugcoo ungcoo guncoo ugncoo cnougo ncougo conugo ocnugo nocugo oncugo cnuogo ncuogo cunogo ucnogo nucogo uncogo coungo ocungo cuongo ucongo oucngo uocngo noucgo onucgo nuocgo unocgo ouncgo uoncgo cgouno gcouno coguno ocguno gocuno ogcuno cguono gcuono cugono ucgono gucono ugcono cougno ocugno cuogno ucogno oucgno uocgno goucno ogucno guocno ugocno ougcno uogcno ngouco gnouco noguco onguco gonuco ognuco nguoco gnuoco nugoco ungoco gunoco ugnoco nougco onugco nuogco unogco oungco uongco gounco ogunco guonco ugonco ougnco uognco ongouc nogouc ognouc gonouc ngoouc gnoouc onoguc nooguc oonguc oonguc nooguc onoguc ogonuc goonuc oognuc oognuc goonuc ogonuc ngoouc gnoouc nogouc ongouc gonouc ognouc onguoc noguoc ognuoc gonuoc ngouoc gnouoc onugoc nougoc oungoc uongoc nuogoc unogoc ogunoc gounoc ougnoc uognoc guonoc ugonoc nguooc gnuooc nugooc ungooc gunooc ugnooc onougc noougc oonugc oonugc noougc onougc onuogc nouogc ounogc uonogc nuoogc unoogc ooungc ooungc ouongc uoongc ouongc uoongc nouogc onuogc nuoogc unoogc ounogc uonogc ogounc goounc oogunc oogunc goounc ogounc oguonc gouonc ougonc uogonc guoonc ugoonc oougnc oougnc ouognc uoognc ouognc uoognc gouonc oguonc guoonc ugoonc ougonc uogonc ngouoc gnouoc noguoc onguoc gonuoc ognuoc nguooc gnuooc nugooc ungooc gunooc ugnooc nougoc onugoc nuogoc unogoc oungoc uongoc gounoc ogunoc guonoc ugonoc ougnoc uognoc
Note: these 'words' (valid or invalid) are all the permutations of the word congou. These words are obtained by scrambling the letters in congou.