doggy odggy dgogy gdogy ogdgy godgy doggy odggy dgogy gdogy ogdgy godgy dggoy gdgoy dggoy gdgoy ggdoy ggdoy oggdy gogdy oggdy gogdy ggody ggody dogyg odgyg dgoyg gdoyg ogdyg godyg doygg odygg dyogg ydogg oydgg yodgg dgyog gdyog dygog ydgog gydog ygdog ogydg goydg oygdg yogdg gyodg ygodg dogyg odgyg dgoyg gdoyg ogdyg godyg doygg odygg dyogg ydogg oydgg yodgg dgyog gdyog dygog ydgog gydog ygdog ogydg goydg oygdg yogdg gyodg ygodg dggyo gdgyo dggyo gdgyo ggdyo ggdyo dgygo gdygo dyggo ydggo gydgo ygdgo dgygo gdygo dyggo ydggo gydgo ygdgo ggydo ggydo gygdo yggdo gygdo yggdo oggyd gogyd oggyd gogyd ggoyd ggoyd ogygd goygd oyggd yoggd gyogd ygogd ogygd goygd oyggd yoggd gyogd ygogd ggyod ggyod gygod yggod gygod yggod
Note: these 'words' (valid or invalid) are all the permutations of the word doggy. These words are obtained by scrambling the letters in doggy.