How do you say “territorial waters” in Vietnamese?

Vietnamese words for “territorial waters”

• lãnh hảiListennoun
  Hanoi [lajŋ̟˦ˀ˥ haːj˧˩] · Saigon [lan˨˩˦ haːj˨˩˦]lãnh creaky rising hải dipping

  territorial waters

  for “territorial waters” meaning: A country's inland lakes and waterways as well as the portion of its coastal oceans, seas, or other adjoining bodies of water considered to fall within the political boundaries and legal jurisdiction

• vùng biểnListennoun
  Hanoi [vʊwŋ͡m˨˩ ʔɓiən˧˩] · Saigon [vʊwŋ͡m˨˩ ʔɓiəŋ˨˩˦]vùng falling biển dipping

  territorial waters

  for “territorial waters” meaning: A country's inland lakes and waterways as well as the portion of its coastal oceans, seas, or other adjoining bodies of water considered to fall within the political boundaries and legal jurisdiction

• hải phậnListennoun
  Hanoi [haːj˧˩ fən˧˨ʔ] · Saigon [haːj˨˩˦ fəŋ˨˩˨]hải dipping phận heavy

  synonym of lãnh hải

  for “territorial waters” meaning: A country's inland lakes and waterways as well as the portion of its coastal oceans, seas, or other adjoining bodies of water considered to fall within the political boundaries and legal jurisdiction