官官相衛 [－－－卫]

Jyutping gun1 gun1 soeng1 wai6
Pinyin guān guān xiāng wèi

Definitions (CC-CANTO)
  1. bureaucrats shield one another, nowadays, it means cover for each other
Definitions (Wiktionary)
  1. phrase, derogatory, idiomatic, of officials
    to shield each other; to cover up for each other