Q: Passage: Ngô (Vietnamese pronunciation: ( ŋo) ) is a Vietnamese surname, related to the Chinese surnames Ng and Wu.

Question: Based on this passage, where does the last name ngo come from?
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To answer the above question, the relevant sentence is: Ngô (Vietnamese pronunciation: ( ŋo) ) is a Vietnamese surname, related to the Chinese surnames Ng and Wu. So the answer is Vietnamese.
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