hatha ahtha htaha thaha athha tahha hahta ahhta hhata hhata ahhta hahta hthaa thhaa hhtaa hhtaa thhaa hthaa athha tahha ahtha hatha thaha htaha hatah ahtah htaah thaah athah tahah haath ahath haath ahath aahth aahth htaah thaah hatah ahtah tahah athah atahh taahh aathh aathh taahh atahh hahat ahhat hhaat hhaat ahhat hahat haaht ahaht haaht ahaht aahht aahht hhaat hhaat hahat ahhat hahat ahhat ahaht haaht aahht aahht haaht ahaht hthaa thhaa hhtaa hhtaa thhaa hthaa htaha thaha hatha ahtha tahha athha hhata hhata hahta ahhta hahta ahhta thaha htaha tahha athha hatha ahtha athah tahah ahtah hatah thaah htaah atahh taahh aathh aathh taahh atahh ahath haath aahth aahth haath ahath thaah htaah tahah athah hatah ahtah
Note: these 'words' (valid or invalid) are all the permutations of the word hatha. These words are obtained by scrambling the letters in hatha.