Possible permutations refers to all the different ways in which a set of objects or elements can be arranged or organized. It represents the total number of unique ways that the objects can be rearranged without repetition. Full definition
The number of possible permutations of 52 cards is «52 factorial» otherwise known as 52! (galeriefrankelbaz.com)
Still others have had their deepest motives formed by any of the many possible permutations of family dynamics. (entrepreneur.com)
There are several possible permutations of party balance that could emerge at the next general election, and each will prompt debate about how David Cameron should behave. (theconversation.com)