muled umled mlued lmued ulmed lumed mueld umeld meuld emuld uemld eumld mleud lmeud melud emlud lemud elmud ulemd luemd uelmd eulmd leumd elumd mulde umlde mlude lmude ulmde lumde mudle umdle mdule dmule udmle dumle mldue lmdue mdlue dmlue ldmue dlmue uldme ludme udlme dulme ldume dlume muedl umedl meudl emudl uemdl eumdl mudel umdel mduel dmuel udmel dumel medul emdul mdeul dmeul edmul demul uedml eudml udeml dueml eduml deuml mledu lmedu meldu emldu lemdu elmdu mldeu lmdeu mdleu dmleu ldmeu dlmeu medlu emdlu mdelu dmelu edmlu demlu ledmu eldmu ldemu dlemu edlmu delmu uledm luedm ueldm euldm leudm eludm uldem ludem udlem dulem lduem dluem uedlm eudlm udelm duelm edulm deulm ledum eldum ldeum dleum edlum delum
Note: these 'words' (valid or invalid) are all the permutations of the word muled. These words are obtained by scrambling the letters in muled.