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Fav1. Công cụ này có thể tra cứu các thành ngữ bốn chữ liên quan dựa trên nội dung bạn nhập vào.
2. Ví dụ: Nhập “万_大_” thì sẽ hiển thị thành ngữ: 万事大吉.
3. Trong bốn ô nhập liệu ở trên, bạn phải điền ít nhất một ô.
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