Perhaps you should try some spelling variations:
trinh doanh » trinh danh, kinh doanh, chinh doanh
doanh nhung » doanh chung, doanh thuong, doanh nhan
hanh trinh » canh tranh, hanh chinh
nhung cong » dung cong, thong cong, hang cong
thu thanh » thu thang, tu thanh, thuan thanh
theo thu » theo chu, theo tu, theo tieu
cong dan » cong san, cong tan, huong dan
than cao » thai cao, than cap, than sao
toan cao » toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo thu thanh - hanh trinh doanh nhung cong dan ((than cao) or (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo thu thanh - hanh trinh doanh nhung cong dan ((than cao) OR (toan cao)).
• Adding a wildcard symbol may retrieve word variants: theo thu thanh - hanh trinh doanh nhung cong dan ((than cao) or (toan cao))*.