This is the 293rd most frequent Vietnamese word.
đâu
"Đâu" in Vietnamese means "where," "not," or "questioning emphasis," depending on context.
In this question, 'đâu' is used to inquire about a location.
Bạn đang ở đâu?
Where are you?
Here, 'đâu' adds emphasis, indicating dismissal or uncertainty.
Tôi không biết làm thế nào đâu.
I don't know how to do it, you know.
In this sentence, 'đâu' reinforces the negative statement, implying exasperation or firmness.