Originally Posted by
english-learner
Here are some suggestions may help.
I heard the policemen yelled/shouted "requesting back up" while he was chasing (after) a guy on the movie that I had watched.
or
I heard "requesting back up" which was a policemen yelled/shouted while he was after a bad guy on the movie that I had watched (last night).
Trên film, tôi nghe viên cảnh sát hét lên yêu cầu một gã "côn đồ" phải khai sự thật khi anh ta rượt theo tên này