Quốc Ngữ
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Quốc Ngữ ('National Script') is the official writing system of the Vietnamese language. It is written in a romanized script and was introduced upon the colonization of Việt Nam. There is some amount of controversy about spelling certain words.
[change] Alphabet
a â ă b c ch d đ e ê g (gh) i k kh l m n ng (ngh) nh o ô ơ p ph q r s t th u ư v x y
It also has five tone markers (plus the unmarked plain tone) - á à ã ả ạ