calwe aclwe clawe lcawe alcwe lacwe cawle acwle cwale wcale awcle wacle clwae lcwae cwlae wclae lwcae wlcae alwce lawce awlce walce lwace wlace calew aclew claew lcaew alcew lacew caelw acelw cealw ecalw aeclw eaclw cleaw lceaw celaw eclaw lecaw elcaw alecw laecw aelcw ealcw leacw elacw cawel acwel cwael wcael awcel wacel caewl acewl ceawl ecawl aecwl eacwl cweal wceal cewal ecwal wecal ewcal awecl waecl aewcl eawcl weacl ewacl clwea lcwea cwlea wclea lwcea wlcea clewa lcewa celwa eclwa lecwa elcwa cwela wcela cewla ecwla wecla ewcla lweca wleca lewca elwca welca ewlca alwec lawec awlec walec lwaec wlaec alewc laewc aelwc ealwc leawc elawc awelc waelc aewlc eawlc wealc ewalc lweac wleac lewac elwac welac ewlac
Note: these 'words' (valid or invalid) are all the permutations of the word calwe. These words are obtained by scrambling the letters in calwe.