“We can use any one of the three letters in CAT as the first member of a permutation.”

“One of the areas which his work took him into was infinite permutation groups.”

“Chromosome-wide significance thresholds were determined by permutation as previously described.”

“Plus, I really want to get weaving on my Van Gogh piece but I promised myself I would sample the various permutations prior to starting.”

“Old insights are merely recycled in different permutations against a backdrop of current circumstances.”

“For all the permutations that produced, the music seemed slightly apologetic.”