dukkha udkkha dkukha kdukha ukdkha kudkha dukkha udkkha dkukha kdukha ukdkha kudkha dkkuha kdkuha dkkuha kdkuha kkduha kkduha ukkdha kukdha ukkdha kukdha kkudha kkudha dukhka udkhka dkuhka kduhka ukdhka kudhka duhkka udhkka dhukka hdukka uhdkka hudkka dkhuka kdhuka dhkuka hdkuka khduka hkduka ukhdka kuhdka uhkdka hukdka khudka hkudka dukhka udkhka dkuhka kduhka ukdhka kudhka duhkka udhkka dhukka hdukka uhdkka hudkka dkhuka kdhuka dhkuka hdkuka khduka hkduka ukhdka kuhdka uhkdka hukdka khudka hkudka dkkhua kdkhua dkkhua kdkhua kkdhua kkdhua dkhkua kdhkua dhkkua hdkkua khdkua hkdkua dkhkua kdhkua dhkkua hdkkua khdkua hkdkua kkhdua kkhdua khkdua hkkdua khkdua hkkdua ukkhda kukhda ukkhda kukhda kkuhda kkuhda ukhkda kuhkda uhkkda hukkda khukda hkukda ukhkda kuhkda uhkkda hukkda khukda hkukda kkhuda kkhuda khkuda hkkuda khkuda hkkuda dukkah udkkah dkukah kdukah ukdkah kudkah dukkah udkkah dkukah kdukah ukdkah kudkah dkkuah kdkuah dkkuah kdkuah kkduah kkduah ukkdah kukdah ukkdah kukdah kkudah kkudah dukakh udkakh dkuakh kduakh ukdakh kudakh duakkh udakkh daukkh adukkh uadkkh audkkh dkaukh kdaukh dakukh adkukh kadukh akdukh ukadkh kuadkh uakdkh aukdkh kaudkh akudkh dukakh udkakh dkuakh kduakh ukdakh kudakh duakkh udakkh daukkh adukkh uadkkh audkkh dkaukh kdaukh dakukh adkukh kadukh akdukh ukadkh kuadkh uakdkh aukdkh kaudkh akudkh dkkauh kdkauh dkkauh kdkauh kkdauh kkdauh dkakuh kdakuh dakkuh adkkuh kadkuh akdkuh dkakuh kdakuh dakkuh adkkuh kadkuh akdkuh kkaduh kkaduh kakduh akkduh kakduh akkduh ukkadh kukadh ukkadh kukadh kkuadh kkuadh ukakdh kuakdh uakkdh aukkdh kaukdh akukdh ukakdh kuakdh uakkdh aukkdh kaukdh akukdh kkaudh kkaudh kakudh akkudh kakudh akkudh dukhak udkhak dkuhak kduhak ukdhak kudhak duhkak udhkak dhukak hdukak uhdkak hudkak dkhuak kdhuak dhkuak hdkuak khduak hkduak ukhdak kuhdak uhkdak hukdak khudak hkudak dukahk udkahk dkuahk kduahk ukdahk kudahk duakhk udakhk daukhk adukhk uadkhk audkhk dkauhk kdauhk dakuhk adkuhk kaduhk akduhk ukadhk kuadhk uakdhk aukdhk kaudhk akudhk duhakk udhakk dhuakk hduakk uhdakk hudakk duahkk udahkk dauhkk aduhkk uadhkk audhkk dhaukk hdaukk dahukk adhukk hadukk ahdukk uhadkk huadkk uahdkk auhdkk haudkk ahudkk dkhauk kdhauk dhkauk hdkauk khdauk hkdauk dkahuk kdahuk dakhuk adkhuk kadhuk akdhuk dhakuk hdakuk dahkuk adhkuk hadkuk ahdkuk khaduk hkaduk kahduk akhduk hakduk ahkduk ukhadk kuhadk uhkadk hukadk khuadk hkuadk ukahdk kuahdk uakhdk aukhdk kauhdk akuhdk uhakdk huakdk uahkdk auhkdk haukdk ahukdk khaudk hkaudk kahudk akhudk hakudk ahkudk dukhak udkhak dkuhak kduhak ukdhak kudhak duhkak udhkak dhukak hdukak uhdkak hudkak dkhuak kdhuak dhkuak hdkuak khduak hkduak ukhdak kuhdak uhkdak hukdak khudak hkudak dukahk udkahk dkuahk kduahk ukdahk kudahk duakhk udakhk daukhk adukhk uadkhk audkhk dkauhk kdauhk dakuhk adkuhk kaduhk akduhk ukadhk kuadhk uakdhk aukdhk kaudhk akudhk duhakk udhakk dhuakk hduakk uhdakk hudakk duahkk udahkk dauhkk aduhkk uadhkk audhkk dhaukk hdaukk dahukk adhukk hadukk ahdukk uhadkk huadkk uahdkk auhdkk haudkk ahudkk dkhauk kdhauk dhkauk hdkauk khdauk hkdauk dkahuk kdahuk dakhuk adkhuk kadhuk akdhuk dhakuk hdakuk dahkuk adhkuk hadkuk ahdkuk khaduk hkaduk kahduk akhduk hakduk ahkduk ukhadk kuhadk uhkadk hukadk khuadk hkuadk ukahdk kuahdk uakhdk aukhdk kauhdk akuhdk uhakdk huakdk uahkdk auhkdk haukdk ahukdk khaudk hkaudk kahudk akhudk hakudk ahkudk dkkhau kdkhau dkkhau kdkhau kkdhau kkdhau dkhkau kdhkau dhkkau hdkkau khdkau hkdkau dkhkau kdhkau dhkkau hdkkau khdkau hkdkau kkhdau kkhdau khkdau hkkdau khkdau hkkdau dkkahu kdkahu dkkahu kdkahu kkdahu kkdahu dkakhu kdakhu dakkhu adkkhu kadkhu akdkhu dkakhu kdakhu dakkhu adkkhu kadkhu akdkhu kkadhu kkadhu kakdhu akkdhu kakdhu akkdhu dkhaku kdhaku dhkaku hdkaku khdaku hkdaku dkahku kdahku dakhku adkhku kadhku akdhku dhakku hdakku dahkku adhkku hadkku ahdkku khadku hkadku kahdku akhdku hakdku ahkdku dkhaku kdhaku dhkaku hdkaku khdaku hkdaku dkahku kdahku dakhku adkhku kadhku akdhku dhakku hdakku dahkku adhkku hadkku ahdkku khadku hkadku kahdku akhdku hakdku ahkdku kkhadu kkhadu khkadu hkkadu khkadu hkkadu kkahdu kkahdu kakhdu akkhdu kakhdu akkhdu khakdu hkakdu kahkdu akhkdu hakkdu ahkkdu khakdu hkakdu kahkdu akhkdu hakkdu ahkkdu ukkhad kukhad ukkhad kukhad kkuhad kkuhad ukhkad kuhkad uhkkad hukkad khukad hkukad ukhkad kuhkad uhkkad hukkad khukad hkukad kkhuad kkhuad khkuad hkkuad khkuad hkkuad ukkahd kukahd ukkahd kukahd kkuahd kkuahd ukakhd kuakhd uakkhd aukkhd kaukhd akukhd ukakhd kuakhd uakkhd aukkhd kaukhd akukhd kkauhd kkauhd kakuhd akkuhd kakuhd akkuhd ukhakd kuhakd uhkakd hukakd khuakd hkuakd ukahkd kuahkd uakhkd aukhkd kauhkd akuhkd uhakkd huakkd uahkkd auhkkd haukkd ahukkd khaukd hkaukd kahukd akhukd hakukd ahkukd ukhakd kuhakd uhkakd hukakd khuakd hkuakd ukahkd kuahkd uakhkd aukhkd kauhkd akuhkd uhakkd huakkd uahkkd auhkkd haukkd ahukkd khaukd hkaukd kahukd akhukd hakukd ahkukd kkhaud kkhaud khkaud hkkaud khkaud hkkaud kkahud kkahud kakhud akkhud kakhud akkhud khakud hkakud kahkud akhkud hakkud ahkkud khakud hkakud kahkud akhkud hakkud ahkkud
Note: these 'words' (valid or invalid) are all the permutations of the word dukkha. These words are obtained by scrambling the letters in dukkha.