Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu tinh, hieu manh
chieu sang » chieu sach, hieu lang, nhieu tang
truong cao » truong dai
trung cap » trung tam
dung cong » dung trong
cong bai » cuong bai, cong hai, cung bai
tap cau » tap cac, tao cau, ta cau

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) OR (chieu sang)) - thanh ((trung cap) or (truong cao)) dung cong bai tap cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu xanh) OR (chieu sang)) - thanh ((trung cap) OR (truong cao)) dung cong bai tap cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((chieu xanh) OR (chieu sang)) - thanh ((trung cap) or (truong cao)) dung cong bai tap cau".
• Adding a wildcard symbol may retrieve word variants: ho ((chieu xanh) OR (chieu sang)) - thanh ((trung cap) or (truong cao)) dung cong bai tap cau*.