chase hcase cahse achse hacse ahcse chsae hcsae cshae schae hscae shcae cashe acshe csahe scahe asche sache hasce ahsce hsace shace ashce sahce chaes hcaes cahes aches haces ahces cheas hceas cehas echas hecas ehcas caehs acehs ceahs ecahs aechs eachs haecs ahecs heacs ehacs aehcs eahcs chsea hcsea cshea schea hscea shcea chesa hcesa cehsa echsa hecsa ehcsa cseha sceha cesha ecsha secha escha hseca sheca hesca ehsca sehca eshca caseh acseh csaeh scaeh asceh saceh caesh acesh ceash ecash aecsh eacsh cseah sceah cesah ecsah secah escah asech saech aesch easch seach esach hasec ahsec hsaec shaec ashec sahec haesc ahesc heasc ehasc aehsc eahsc hseac sheac hesac ehsac sehac eshac asehc saehc aeshc eashc seahc esahc
Note: these 'words' (valid or invalid) are all the permutations of the word chase. These words are obtained by scrambling the letters in chase.