Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
hanh tranh » canh tranh, hanh trang, lanh tranh
hanh trinh » canh tranh, hanh chinh
hung luong » hung vuong, dung luong, hang luong
luan hung » luan chung, lan hung, luan ung
ho chieu » theo chieu, hoc thieu, doi chieu

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 (hanh trinh)) luan hung luong ((tinh toan) or (anh tuan)) ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu xanh - ((hanh tranh) OR (hanh trinh)) luan hung luong ((tinh toan) OR (anh tuan)) ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu xanh - ((hanh tranh) OR (hanh trinh)) luan hung luong ((tinh toan) or (anh tuan)) ban".
• Adding a wildcard symbol may retrieve word variants: ho chieu xanh - ((hanh tranh) OR (hanh trinh)) luan hung luong ((tinh toan) or (anh tuan)) ban*.