如何使用Boost :: regex_search捕获重复组的所有匹配项？

I am trying to parse an input string using a regular expression. I am getting a problem when trying to capture a repeating group. I always seem to be matching last instance of the group. I have tried using Reluctant (non greedy) quantifiers, but I seems to be missing something. Can someone help?I am trying to parse an input string using a re