rance arnce rnace nrace anrce narce racne arcne rcane crane acrne carne rncae nrcae rcnae crnae ncrae cnrae ancre nacre acnre canre ncare cnare ranec arnec rnaec nraec anrec narec raenc arenc reanc eranc aernc earnc rneac nreac renac ernac nerac enrac anerc naerc aenrc eanrc nearc enarc racen arcen rcaen craen acren caren raecn arecn reacn eracn aercn earcn rcean crean recan ercan ceran ecran acern caern aecrn eacrn cearn ecarn rncea nrcea rcnea crnea ncrea cnrea rneca nreca renca ernca nerca enrca rcena crena recna ercna cerna ecrna ncera cnera necra encra cenra ecnra ancer nacer acner caner ncaer cnaer anecr naecr aencr eancr neacr enacr acenr caenr aecnr eacnr ceanr ecanr ncear cnear necar encar cenar ecnar
Note: these 'words' (valid or invalid) are all the permutations of the word rance. These words are obtained by scrambling the letters in rance.