一差兩訛 [－－两讹]

Jyutping jat1 caa1 loeng5 ngo4
Pinyin yī chā liǎng é

Definitions (Wiktionary)
  1. phrase, idiomatic
    Synonym of 一差二錯／一差二错 (yīchā'èrcuò, “possible mistake or mishap”).
    (syn.) 一差二错, 一差二錯