thang htang tahng athng hatng ahtng thnag htnag tnhag nthag hntag nhtag tanhg atnhg tnahg ntahg anthg nathg hantg ahntg hnatg nhatg anhtg nahtg thagn htagn tahgn athgn hatgn ahtgn thgan htgan tghan gthan hgtan ghtan taghn atghn tgahn gtahn agthn gathn hagtn ahgtn hgatn ghatn aghtn gahtn thnga htnga tnhga nthga hntga nhtga thgna htgna tghna gthna hgtna ghtna tngha ntgha tgnha gtnha ngtha gntha hngta nhgta hgnta ghnta nghta gnhta tangh atngh tnagh ntagh antgh natgh tagnh atgnh tganh gtanh agtnh gatnh tngah ntgah tgnah gtnah ngtah gntah angth nagth agnth ganth ngath gnath hangt ahngt hnagt nhagt anhgt nahgt hagnt ahgnt hgant ghant aghnt gahnt hngat nhgat hgnat ghnat nghat gnhat anght naght agnht ganht ngaht gnaht
Note: these 'words' (valid or invalid) are all the permutations of the word thang. These words are obtained by scrambling the letters in thang.