This is the 17190th most frequent Korean word.
서부지원에서
"In the Western branch" or "At the Western support center."
'서부지원에서' indicates the location where the meeting took place, specifically at the Western Branch.
서부지원에서 회의를 개최했습니다.
A meeting was held at the Western Branch.
'서부지원에서' specifies the workplace of the friend I called, identifying the Western Branch as the location of their employment.
서부지원에서 일하는 친구에게 전화를 했어요.
I called my friend who works at the Western Branch.
'서부지원에서' denotes the origin of the materials being reviewed, highlighting the Western Branch as the source.