Perhaps you should try some spelling variations:
thanh trung » thanh tung
hanh trang » canh tranh, hanh trinh, minh trang
theo chieu » theo tieu, ho chieu, theo chu
tuong cong » truong cong, trong cong, tong cong
cong doan » cong dan, cong hoan, dong doanh
doan phan » doanh phan, toan phan, dan phan
thi hien » thi lien, thi huyen, thi hue
va tuong » va thuong, va thong, xa truong
phan dau » phan tu, hang dau

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((theo chieu) or (thi hien)) xanh - ((hanh trang) OR (thanh trung)) va tuong cong doan phan dau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo chieu) OR (thi hien)) xanh - ((hanh trang) OR (thanh trung)) va tuong cong doan phan dau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((theo chieu) or (thi hien)) xanh - ((hanh trang) OR (thanh trung)) va tuong cong doan phan dau".
• Adding a wildcard symbol may retrieve word variants: ((theo chieu) or (thi hien)) xanh - ((hanh trang) OR (thanh trung)) va tuong cong doan phan dau*.