nouce onuce nuoce unoce ounce uonce nocue oncue ncoue cnoue ocnue conue nucoe uncoe ncuoe cnuoe ucnoe cunoe oucne uocne ocune coune ucone cuone nouec onuec nuoec unoec ounec uonec noeuc oneuc neouc enouc oenuc eonuc nueoc uneoc neuoc enuoc uenoc eunoc ouenc uoenc oeunc eounc ueonc euonc noceu onceu ncoeu cnoeu ocneu coneu noecu onecu neocu enocu oencu eoncu nceou cneou necou encou cenou ecnou ocenu coenu oecnu eocnu ceonu econu nuceo unceo ncueo cnueo ucneo cuneo nueco uneco neuco enuco uenco eunco nceuo cneuo necuo encuo cenuo ecnuo uceno cueno uecno eucno ceuno ecuno oucen uocen ocuen couen ucoen cuoen ouecn uoecn oeucn eoucn ueocn euocn oceun coeun oecun eocun ceoun ecoun uceon cueon uecon eucon ceuon ecuon
Note: these 'words' (valid or invalid) are all the permutations of the word nouce. These words are obtained by scrambling the letters in nouce.