通力合作

tōnglìhézuò
  1. to join forces
  2. to give full cooperation

CEDICT

to work together; to make a concerted effort to do a task

Wiktionary

合力共治一事。

重編國語辭典

Entry Composition

1 通力 tōnglì
  1. to cooperate
  2. concerted effort
2 合作 hézuò to cooperate; to collaborate; to work together

Related entries

合力 hélì
  1. to join forces
  2. concerted effort
  3. (physics) resultant force
会师 huìshī
  1. to collaborate
  2. to join forces
  3. to effect a junction