Perhaps you should try some spelling variations:
truong cong » trong cong, truong dong, truong long
hanh trinh » canh tranh, hanh chinh
con truong » chon truong, cong truong, con trung
hieu sang » chieu sang, hieu lang, hieu quang
trinh con » trinh cong, trinh co, trinh mon
doanh bao » doanh bat, doanh ban, doanh bac
doc hieu » toc thieu, hoc thieu, hoc hien
cong tac » cong ty
nhan » phan

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

• Performing a fuzzy search may retrieve terms with similar spellings: doc hieu sang - hanh trinh con truong cong tac ((doanh bao) or (doanh nhan))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doc hieu sang - hanh trinh con truong cong tac ((doanh bao) OR (doanh nhan)).
• Adding a wildcard symbol may retrieve word variants: doc hieu sang - hanh trinh con truong cong tac ((doanh bao) or (doanh nhan))*.