ffoci ffoci fofci offci fofci offci ffcoi ffcoi fcfoi cffoi fcfoi cffoi focfi ofcfi fcofi cfofi ocffi coffi focfi ofcfi fcofi cfofi ocffi coffi ffoic ffoic fofic offic fofic offic ffioc ffioc fifoc iffoc fifoc iffoc foifc ofifc fiofc ifofc oiffc ioffc foifc ofifc fiofc ifofc oiffc ioffc ffcio ffcio fcfio cffio fcfio cffio ffico ffico fifco iffco fifco iffco fcifo cfifo ficfo ifcfo ciffo icffo fcifo cfifo ficfo ifcfo ciffo icffo focif ofcif fcoif cfoif ocfif cofif foicf oficf fiocf ifocf oifcf iofcf fciof cfiof ficof ifcof cifof icfof ociff coiff oicff iocff cioff icoff focif ofcif fcoif cfoif ocfif cofif foicf oficf fiocf ifocf oifcf iofcf fciof cfiof ficof ifcof cifof icfof ociff coiff oicff iocff cioff icoff
Note: these 'words' (valid or invalid) are all the permutations of the word ffoci. These words are obtained by scrambling the letters in ffoci.