Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
chieu sang » chieu sach, chieu xanh, hieu lang
hieu manh » chieu xanh, hieu nganh, dieu hanh
thanh tra » thanh toan, thanh hoa
dang cong » dung cong
cong tac » cong ty
tac toan » tap toan, tam toan, hach toan
toan cau » toan cao, toan ban, toan tap
va dang » van dang, va nang, va lang

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((hieu manh) or (chieu sang)) - ((hanh trinh) or (thanh tra)) va dang cong tac toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((hieu manh) OR (chieu sang)) - ((hanh trinh) OR (thanh tra)) va dang cong tac toan cau.
• Adding a wildcard symbol may retrieve word variants: theo ((hieu manh) or (chieu sang)) - ((hanh trinh) or (thanh tra)) va dang cong tac toan cau*.