Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
hanh tranh » canh tranh, hanh trinh, hanh trang
hoac khong » hoa khong, hoc khong, hoa thong
hay khong » bay khong, hang khong, nhan khong
ban thanh » ban hanh, ban hang
ho chieu » theo chieu, hoc thieu, doi chieu
tan than » tan thanh, tan tran, ban than

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 ((hoac khong) OR (hay khong)) cang ((tan than) or (ban thanh)) cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu xanh - hanh tranh ((hoac khong) OR (hay khong)) cang ((tan than) OR (ban thanh)) cap.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu xanh - hanh tranh ((hoac khong) OR (hay khong)) cang ((tan than) or (ban thanh)) cap".
• Adding a wildcard symbol may retrieve word variants: ho chieu xanh - hanh tranh ((hoac khong) OR (hay khong)) cang ((tan than) or (ban thanh)) cap*.