Vietnamese people are not afraid of strangers. Unlike Thailand were taught that careful with strangers. However, the Vietnamese people will not use it, but some will reach you very fast.
Viet Nam people are not afraid of strangers, which is different to the Thai people who have been taught how to watch out for strangers, but people in Viet Nam, but it will not be used to access some more soon.
Vietnam will not be afraid of the stranger, the Thai people have been taught that the caution of a stranger, but they will not be used in Vietnam, but you have to access the very fast some