bract rbact barct abrct rabct arbct brcat rbcat bcrat cbrat rcbat crbat bacrt abcrt bcart cbart acbrt cabrt racbt arcbt rcabt crabt acrbt carbt bratc rbatc bartc abrtc rabtc arbtc brtac rbtac btrac tbrac rtbac trbac batrc abtrc btarc tbarc atbrc tabrc ratbc artbc rtabc trabc atrbc tarbc brcta rbcta bcrta cbrta rcbta crbta brtca rbtca btrca tbrca rtbca trbca bctra cbtra btcra tbcra ctbra tcbra rctba crtba rtcba trcba ctrba tcrba bactr abctr bcatr cbatr acbtr cabtr batcr abtcr btacr tbacr atbcr tabcr bctar cbtar btcar tbcar ctbar tcbar actbr catbr atcbr tacbr ctabr tcabr ractb arctb rcatb cratb acrtb cartb ratcb artcb rtacb tracb atrcb tarcb rctab crtab rtcab trcab ctrab tcrab actrb catrb atcrb tacrb ctarb tcarb
Note: these 'words' (valid or invalid) are all the permutations of the word bract. These words are obtained by scrambling the letters in bract.