Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
hanh tranh » hanh trinh, hanh trang, lanh tranh
nhung dong » nhung don, nhung cong, nhung bong
nhung dung » phuong dung, ung dung, thong dung
ho chieu » theo chieu, hoc thieu, doi chieu
bac hang » bac thang, ban hang, bach khang
hang hai » hoang hai, hang tai, thanh hai

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho chieu xanh - ((hanh tranh) or (canh tranh)) cua ((nhung dong) OR (nhung dung)) bac hang hai~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu xanh - ((hanh tranh) OR (canh tranh)) cua ((nhung dong) OR (nhung dung)) bac hang hai.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu xanh - ((hanh tranh) or (canh tranh)) cua ((nhung dong) OR (nhung dung)) bac hang hai".
• Adding a wildcard symbol may retrieve word variants: ho chieu xanh - ((hanh tranh) or (canh tranh)) cua ((nhung dong) OR (nhung dung)) bac hang hai*.