Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
hanh tranh » canh tranh, hanh trinh, hanh trang
hoc chieu » hoc thieu, ho chieu, hoc hien
tranh cua » doanh cua, manh cua
hang cong » dang cong, hang nong, bang cong
cua hang » cua dang, cua nhung, cua cong
dang van » hoang van, hang va
dan van » doan van, dao van, tan van

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc chieu xanh - hanh tranh cua hang cong ((dan van) or (dang van)) ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc chieu xanh - hanh tranh cua hang cong ((dan van) OR (dang van)) ban.
• Adding a wildcard symbol may retrieve word variants: hoc chieu xanh - hanh tranh cua hang cong ((dan van) or (dang van)) ban*.