Ключевые слова: asia, asian, assistance, authority, back, capital, city, control, crime, crime prevention, culture, duty, emblem, emergency, enforcement, guard, ha noi, hanoi, justice, law, male, man, officer, officers, order, patrol, people, person, police, policeman, professional, protection, safety, scene, security, service, sign, street, surveillance, symbol, tourism, tourist, town, travel, uniform, urban, viet, vietnamese,