hymn yhmn hmyn mhyn ymhn myhn hynm yhnm hnym nhym ynhm nyhm hmny mhny hnmy nhmy mnhy nmhy ymnh mynh ynmh nymh mnyh nmyh
Note: these 'words' (valid or invalid) are all the permutations of the word hymn. These words are obtained by scrambling the letters in hymn.