wanch awnch wnach nwach anwch nawch wacnh awcnh wcanh cwanh acwnh cawnh wncah nwcah wcnah cwnah ncwah cnwah ancwh nacwh acnwh canwh ncawh cnawh wanhc awnhc wnahc nwahc anwhc nawhc wahnc awhnc whanc hwanc ahwnc hawnc wnhac nwhac whnac hwnac nhwac hnwac anhwc nahwc ahnwc hanwc nhawc hnawc wachn awchn wcahn cwahn acwhn cawhn wahcn awhcn whacn hwacn ahwcn hawcn wchan cwhan whcan hwcan chwan hcwan achwn cahwn ahcwn hacwn chawn hcawn wncha nwcha wcnha cwnha ncwha cnwha wnhca nwhca whnca hwnca nhwca hnwca wchna cwhna whcna hwcna chwna hcwna nchwa cnhwa nhcwa hncwa chnwa hcnwa anchw nachw acnhw canhw ncahw cnahw anhcw nahcw ahncw hancw nhacw hnacw achnw cahnw ahcnw hacnw chanw hcanw nchaw cnhaw nhcaw hncaw chnaw hcnaw
Note: these 'words' (valid or invalid) are all the permutations of the word wanch. These words are obtained by scrambling the letters in wanch.