Perhaps you should try some spelling variations:
hanh trang » thanh trung, canh tranh, hanh trinh
chieu xanh » chieu sach, chieu sang, chieu tinh
tien manh » tien anh, tien thanh, tieng anh
trang va » tran van, hang va
tong tap » tuong tac, trong tan, tong hop
cong tac » cong ty
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 ((tien manh) or (chieu xanh)) - hanh trang va nhung ((tong tap) or (cong tac)) toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((tien manh) OR (chieu xanh)) - hanh trang va nhung ((tong tap) OR (cong tac)) toan cao.
• Adding a wildcard symbol may retrieve word variants: theo ((tien manh) or (chieu xanh)) - hanh trang va nhung ((tong tap) or (cong tac)) toan cao*.