Fit in with each other
Words from Lao She's Zhao Zi Yue.
[name]: fit for each other
[Pinyin]: SH ì y ǐ Xi ā ngch é ng
Explanation: it can complement each other.
[source]: Lao She's Zhao ziyue: "the two of them are like the two hem ha generals standing in front of the temple gate, but they are different and complement each other."
Fit in with each other
fan the flames and add fuel to the flames - zòng fēng zhǐ liáo
gain victory with unstained swords - bīng bù wū rèn
Plenty of food and plenty of grass - liáng duō cǎo guǎng
more than can be counted on one 's fingers - zhǐ bù shèng lǚ