Chúng tôi học về trà như thế nào?

`, `

`. Let’s double check if there are any double quotes.
* Wait, are there double quotes? Let’s check: I used “hậu ngọt”, “hương cốm” in the text draft. I should change those to use single quotes or just plain text to avoid JSON escaping issues, or I must escape them as `”`. Let’s use `”` or simply single quotes `’` for ease of JSON validity. Let’s use `”` for double quotes inside the JSON string to be grammatically correct in Vietnamese, or use single quotes `’`. Let’s use single quotes `’` to be safe and clean, or just escape them properly