没有set out doing sth，
set out to do sth的用法如下
例句
1.
The government set out to destroy the organization root and branch.
***着手完全彻底地摧毁这个组织。
2.
We set out to find the truth behind the mystery.
我们开始着手揭开谜团背后的真相。
3.
The state announced a clear-cut policy and set out to carry it through.
***宣布了一项明确的政策，并着手付诸实施。
