Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
hanh tranh » canh tranh, hanh trinh, hanh trang
tranh van » tran van, trinh van, thanh van
van nhung » van nhuong, va nhung, van hung
tran chau » tranh chap, tran huu
ho chieu » theo chieu, hoc thieu, doi chieu

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

• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu xanh - hanh tranh van nhung ((((cong tac) OR (cong ty))) OR (cong san)) tran chau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu xanh - hanh tranh van nhung ((((cong tac) OR (cong ty))) or (cong san)) tran chau~".
• Adding a wildcard symbol may retrieve word variants: ho chieu xanh - hanh tranh van nhung ((((cong tac) OR (cong ty))) or (cong san)) tran chau*.