Perhaps you should try some spelling variations:
cuong duong » tuong duong, cuong dung, cuong cong
chieu xanh » chieu sang, chieu tinh, hieu manh
chieu sach » chinh sach, chiet tach, chieu sang
hanh tranh » canh tranh, hanh trinh, hanh trang
tranh cua » doanh cua, manh cua
con duong » van duong
ban ban » ban banh, can ban, ban dan

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) or (chieu sach)) - hanh tranh cua ((cuong duong) OR (con duong)) van ban ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chieu xanh) OR (chieu sach)) - hanh tranh cua ((cuong duong) OR (con duong)) van ban ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((chieu xanh) or (chieu sach)) - hanh tranh cua ((cuong duong) OR (con duong)) van ban ban".
• Adding a wildcard symbol may retrieve word variants: theo ((chieu xanh) or (chieu sach)) - hanh tranh cua ((cuong duong) OR (con duong)) van ban ban*.