Permutations For OPSOF

Here are all the permutations for the letters OPSOF.

opsf opfs ospf osfp ofps ofsp posf pofs psof psof posf pofs pfos pfos sopf sofp spof spof sopf sofp sfop sfop opsf opfs ospf osfp ofps ofsp fops fosp fpos fpos fsop fsop fops fosp