nocaa oncaa ncoaa cnoaa ocnaa conaa noaca onaca naoca anoca oanca aonca ncaoa cnaoa nacoa ancoa canoa acnoa ocana coana oacna aocna caona acona nocaa oncaa ncoaa cnoaa ocnaa conaa noaca onaca naoca anoca oanca aonca ncaoa cnaoa nacoa ancoa canoa acnoa ocana coana oacna aocna caona acona noaac onaac naoac anoac oanac aonac noaac onaac naoac anoac oanac aonac naaoc anaoc naaoc anaoc aanoc aanoc oaanc aoanc oaanc aoanc aaonc aaonc ncaao cnaao nacao ancao canao acnao ncaao cnaao nacao ancao canao acnao naaco anaco naaco anaco aanco aanco caano acano caano acano aacno aacno ocaan coaan oacan aocan caoan acoan ocaan coaan oacan aocan caoan acoan oaacn aoacn oaacn aoacn aaocn aaocn caaon acaon caaon acaon aacon aacon
Note: these 'words' (valid or invalid) are all the permutations of the word nocaa. These words are obtained by scrambling the letters in nocaa.