hogan ohgan hgoan ghoan oghan gohan hoagn ohagn haogn ahogn oahgn aohgn hgaon ghaon hagon ahgon gahon aghon ogahn goahn oaghn aoghn gaohn agohn hogna ohgna hgona ghona oghna gohna honga ohnga hnoga nhoga onhga nohga hgnoa ghnoa hngoa nhgoa gnhoa nghoa ognha gonha ongha nogha gnoha ngoha hoang ohang haong ahong oahng aohng honag ohnag hnoag nhoag onhag nohag hanog ahnog hnaog nhaog anhog nahog oanhg aonhg onahg noahg anohg naohg hgano ghano hagno ahgno gahno aghno hgnao ghnao hngao nhgao gnhao nghao hango ahngo hnago nhago anhgo nahgo ganho agnho gnaho ngaho angho nagho oganh goanh oagnh aognh gaonh agonh ognah gonah ongah nogah gnoah ngoah oangh aongh onagh noagh anogh naogh ganoh agnoh gnaoh ngaoh angoh nagoh
Note: these 'words' (valid or invalid) are all the permutations of the word hogan. These words are obtained by scrambling the letters in hogan.