Some common business English phrasal verbs that use "down".
Back down (or climb down) = to no longer stick to your original ideas or position: "After weeks of negotiating, she backed down and accepted their conditions."
Break down (1)
Mark: So Pahl what part of Cambodia do you come from?
Pahl: I come from Kompong Cham Province.
Mark: Kompong Cham. And you were born there?
Pahl: Yes, I was born there?
Mark: How far is it from Phnom Penh?
Pahl: It is about two hours.