Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
hanh tranh » canh tranh, hanh trinh, hanh trang
tranh cua » doanh cua, manh cua
ho chieu » theo chieu, hoc thieu, doi chieu
ban cong » bang cong, van cong, phan cong
san van » tan van, tran van, dang van
luan » quan, lan

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu xanh - hanh tranh cua ban cong ((san van) OR (luan van)) ban~".
• Adding a wildcard symbol may retrieve word variants: ho chieu xanh - hanh tranh cua ban cong ((san van) OR (luan van)) ban*.