crdco rcdco cdrco dcrco rdcco drcco crcdo rccdo ccrdo ccrdo rccdo crcdo cdcro dccro ccdro ccdro dccro cdcro rdcco drcco rcdco crdco dcrco cdrco crdoc rcdoc cdroc dcroc rdcoc drcoc crodc rcodc cordc ocrdc rocdc orcdc cdorc dcorc codrc ocdrc docrc odcrc rdocc drocc rodcc ordcc dorcc odrcc crcod rccod ccrod ccrod rccod crcod crocd rcocd corcd ocrcd roccd orccd ccord ccord cocrd occrd cocrd occrd rcocd crocd roccd orccd corcd ocrcd cdcor dccor ccdor ccdor dccor cdcor cdocr dcocr codcr ocdcr doccr odccr ccodr ccodr cocdr occdr cocdr occdr dcocr cdocr doccr odccr codcr ocdcr rdcoc drcoc rcdoc crdoc dcroc cdroc rdocc drocc rodcc ordcc dorcc odrcc rcodc crodc rocdc orcdc cordc ocrdc dcorc cdorc docrc odcrc codrc ocdrc
Note: these 'words' (valid or invalid) are all the permutations of the word crdco. These words are obtained by scrambling the letters in crdco.