How do you say “get in” in Vietnamese?

Vietnamese words for “get in”

• lênListenverb
  Hanoi [len˧˧] · Saigon [ləːn˧˧]lên level

  to go up; up

  for “get in” meaning: Used other than figuratively or idiomatically: see get, in.

• xuốngListenverb
  Hanoi [suəŋ˧˦] · Saigon [suəŋ˦˥]xuống rising

  to go downwards; to descend

  for “get in” meaning: Used other than figuratively or idiomatically: see get, in.