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Jyutping tung1 lik6 hap6 zok3
Pinyin tōng lì hé zuò

Definitions (CC-CEDICT)
  1. to join forces
  2. to give full cooperation
Definitions (粵典–words.hk)
  1. 動詞
    一齊​合力​處理​、​管理​一件​事
    to make concerted effort; to put in effort cooperatively
    • 只要我哋兩個部門通力合作,一定可以完成㗎!
      只要我哋两个部门通力合作,一定可以完成㗎!
      zi2 jiu3 ngo5 dei2 loeng5 go3 bou6 mun4 tung1 lik6 hap6 zok3, jat1 ding6 ho2 ji5 jyun4 sing4 gaa2!
      I believe that if our two departments make concerted effort towards the project, we will be able to finish it!
Definitions (Wiktionary)
  1. phrase, idiomatic
    to work together; to make a concerted effort to do a task
Examples (粵典–words.hk)
  1. Cantonese
    通力合作
    通力合作
    tung1 lik6 hap6 zok3
    • to cooperate together
  2. Cantonese
    只要我哋两个部门通力合作,一定可以完成㗎!
    只要我哋兩個部門通力合作,一定可以完成㗎!
    zi2 jiu3 ngo5 dei2 loeng5 go3 bou6 mun4 tung1 lik6 hap6 zok3, jat1 ding6 ho2 ji5 jyun4 sing4 gaa2!
    • I believe that if our two departments make concerted effort towards the project, we will be able to finish it!