uhots huots uohts ouhts houts ohuts uhtos hutos uthos tuhos htuos thuos uoths ouths utohs tuohs otuhs touhs hotus ohtus htous thous othus tohus uhost huost uohst ouhst houst ohust uhsot husot ushot suhot hsuot shuot uosht ousht usoht suoht osuht souht hosut ohsut hsout shout oshut sohut uhtso hutso uthso tuhso htuso thuso uhsto husto ushto suhto hsuto shuto utsho tusho ustho sutho tsuho stuho htsuo thsuo hstuo shtuo tshuo sthuo uotsh outsh utosh tuosh otush toush uosth ousth usoth suoth osuth south utsoh tusoh ustoh sutoh tsuoh stuoh otsuh tosuh ostuh sotuh tsouh stouh hotsu ohtsu htosu thosu othsu tohsu hostu ohstu hsotu shotu oshtu sohtu htsou thsou hstou shtou tshou sthou otshu toshu osthu sothu tsohu stohu
Note: these 'words' (valid or invalid) are all the permutations of the word uhots. These words are obtained by scrambling the letters in uhots.