鹬蚌相争,渔翁得利 (鷸蚌相爭,漁翁得利) yù​bàng​xiāng​zhēng, yú​wēng​dé​lì
third-party benefit
A situation where two parties are locked in a dispute, allowing a third party to benefit from their conflict; literally, when the snipe and the clam grapple, the fisherman catches them both.

Frequency

Written text
0.078 per million

Sources

Frequency data
BCC Corpus (BLCU)