Perhaps you should try some spelling variations:
duong trong » dung trong
thieu xanh » hieu manh, thien anh, thien danh
chieu xanh » chieu sach, chieu sang, chieu tinh
tranh cua » doanh cua, manh cua
cua duong » cua dong, cua huong, qua duong
trong san » trong cac, cong san, dong san
phan cau » phan dau, phan tu, phan lap
phan cac » nhan cach, phan dau, phan lap

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((thieu xanh) or (chieu xanh)) - canh tranh cua duong trong san ((phan cau) OR (phan cac))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thieu xanh) OR (chieu xanh)) - canh tranh cua duong trong san ((phan cau) OR (phan cac)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((thieu xanh) or (chieu xanh)) - canh tranh cua duong trong san ((phan cau) OR (phan cac))".
• Adding a wildcard symbol may retrieve word variants: hoc ((thieu xanh) or (chieu xanh)) - canh tranh cua duong trong san ((phan cau) OR (phan cac))*.