Perhaps you should try some spelling variations:
theo chieu » theo tieu, ho chieu, theo chu
chieu sang » chieu sach, chieu xanh, hieu lang
hanh tranh » canh tranh, hanh trinh, hanh trang
tranh cua » doanh cua, manh cua
cua nhung » va nhung
cong cong » cong dong, trong cong, dung cong
cong lang » cong vang, cong luong, cong quang
tan cau » toan cau, van cau, tan ca

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 sang - hanh tranh cua nhung ((cong cong) or (cong lang)) tan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu sang - hanh tranh cua nhung ((cong cong) OR (cong lang)) tan cau*.