How do you say “case law” in Vietnamese?

Vietnamese words for “case law”

• tiền lệ phápListennoun
  Hanoi [tiən˨˩ le˧˨ʔ faːp̚˧˦] · Saigon [tiəŋ˨˩ lej˨˩˨ faːp̚˦˥]tiền falling lệ heavy pháp rising

  case law; precedent law

  for “case law” meaning: Law developed by judges through court decisions and opinions, as distinct from statute and other legislation.

• án lệListennoun
  Hanoi [ʔaːn˧˦ le˧˨ʔ] · Saigon [ʔaːŋ˦˥ lej˨˩˨]án rising lệ heavy

  legal precedent

  for “case law” meaning: Law developed by judges through court decisions and opinions, as distinct from statute and other legislation.