Perhaps you should try some spelling variations:
thanh trung » thanh tung
hien nhanh » thien thanh, tien thanh, dien thanh
thang cong » thanh cong, thang long, thong cong
hien hanh » dieu hanh
trung nam » trung tam, trong nam, trung cap
nam thang » nam thanh, nam trong, nam trung
cong van » cong vang, cong san, song van
van tuan » van quan, van ban, anh tuan
tuan ban » tuan bang, toan ban, luan ban

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((hien nhanh) or (hien hanh)) - thanh trung nam thang cong van tuan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((hien nhanh) OR (hien hanh)) - thanh trung nam thang cong van tuan ban.
• Adding a wildcard symbol may retrieve word variants: hoc ((hien nhanh) or (hien hanh)) - thanh trung nam thang cong van tuan ban*.