Perhaps you should try some spelling variations:
theo chieu » theo tieu, ho chieu, theo chu
chieu xanh » chieu sach, chieu sang, chieu tinh
hanh mang » nhanh mang, hanh trang, nhanh lang
dong cong » duong cong, dung cong, dang cong
cua dong » chua dong, cua cong, cua dang
cong san » cong tac
tan tap » toan tap, han tap, man tap
tan tat » ban tat, toan tap, toan tai

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo chieu xanh - ((hanh mang) or (canh tranh)) cua dong cong san ((tan tap) OR (tan tat))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu xanh - ((hanh mang) OR (canh tranh)) cua dong cong san ((tan tap) OR (tan tat)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo chieu xanh - ((hanh mang) or (canh tranh)) cua dong cong san ((tan tap) OR (tan tat))".
• Adding a wildcard symbol may retrieve word variants: theo chieu xanh - ((hanh mang) or (canh tranh)) cua dong cong san ((tan tap) OR (tan tat))*.