Perhaps you should try some spelling variations:
thanh truong » thanh trung, thanh thuong, thanh tung
phuong doan » phuong loan, phuong hoang, huong dan
chieu xanh » chieu sang, chieu tinh, hieu manh
chieu sach » chinh sach, chiet tach, chieu sang
truong cao » truong dai
cao truong » cac truong, cho truong, cau truong
huong doan » huong dan, huong loan, phuong loan

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 sach)) - thanh truong cao truong ((huong doan) OR (phuong doan)) phan tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu xanh) OR (chieu sach)) - thanh truong cao truong ((huong doan) OR (phuong doan)) phan tu.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((chieu xanh) or (chieu sach)) - thanh truong cao truong ((huong doan) OR (phuong doan)) phan tu".
• Adding a wildcard symbol may retrieve word variants: ho ((chieu xanh) or (chieu sach)) - thanh truong cao truong ((huong doan) OR (phuong doan)) phan tu*.