Solve the problem from site的用法和样例：
- We have to solve the problem from the root.
- We're supposed to solve the problem from a practical viewpoint.
- Cons: This workaround doesn't solve the problem from its root of cause.
- During the implementation of Six Sigma Program, how did they overcome the old way which they used to solve the problem from QCC, QIT and 8D?
- It was clever of you to solve the problem.