趁你病，攞你命 [－－－－－－－]

Jyutping can3 nei5 beng6 lo2 nei5 meng6
Pinyin chèn nǐ bìng ， luó nǐ mìng

Definitions (粵典–words.hk)
  1. 語句
    乘人之危​，​喺​人​哋​冇​防​備​之下​乘虛而入​，​獲得​利益
    to take advantage of others' plight; literally: to kill you when you are sick