豬毋大，大對狗去 [猪－－－－对－－]

Jyutping zyu1 mou4 daai6 ， daai6 deoi3 gau2 heoi3
Pinyin zhū wú dà ， dà duì gǒu qù

Definitions (Wiktionary)
  1. phrase, Min-Nan, Taiwan, idiomatic
    used to describe a situation where something ideal is not achieved but is achieved instead by someone else in an undesirable manner