魯魚亥豕 (lou5 jyu4 hoi6 ci2) — written characters being easily confused -- clerical errors made inadvertently; printing mistakes owing to similar written forms in Cantonese
louˏ₅魯jyuˎ₄魚hoiˍ₆亥ciˊ²豕简 鲁鱼亥豕
Mandarin Pinyin: lu3 yu2 hai4 shi3
Meaning of 魯魚亥豕
nounwritten characters being easily confused -- clerical errors made inadvertently; printing mistakes owing to similar written forms