rlcwa lrcwa rclwa crlwa lcrwa clrwa rlwca lrwca rwlca wrlca lwrca wlrca rcwla crwla rwcla wrcla cwrla wcrla lcwra clwra lwcra wlcra cwlra wclra rlcaw lrcaw rclaw crlaw lcraw clraw rlacw lracw ralcw arlcw larcw alrcw rcalw cralw raclw arclw carlw acrlw lcarw clarw lacrw alcrw calrw aclrw rlwac lrwac rwlac wrlac lwrac wlrac rlawc lrawc ralwc arlwc larwc alrwc rwalc wralc rawlc arwlc warlc awrlc lwarc wlarc lawrc alwrc walrc awlrc rcwal crwal rwcal wrcal cwral wcral rcawl crawl racwl arcwl carwl acrwl rwacl wracl rawcl arwcl warcl awrcl cwarl wcarl cawrl acwrl wacrl awcrl lcwar clwar lwcar wlcar cwlar wclar lcawr clawr lacwr alcwr calwr aclwr lwacr wlacr lawcr alwcr walcr awlcr cwalr wcalr cawlr acwlr waclr awclr
Note: these 'words' (valid or invalid) are all the permutations of the word rlcwa. These words are obtained by scrambling the letters in rlcwa.