Perhaps you should try some spelling variations:
xuan truong » xa truong, duong truong
cua truong » cua trung, cac truong, xa truong
thieu xanh » chieu xanh, thien anh, thien danh
phuong dan » phuong danh, phuong doan, huong dan
hieu manh » chieu xanh, hieu nganh, dieu hanh
dan phan » doan phan, dan chan, van phan
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: toc ((thieu xanh) OR (hieu manh)) - canh tranh ((cua truong) or (xuan truong)) phuong dan phan cac~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc ((thieu xanh) OR (hieu manh)) - canh tranh ((cua truong) OR (xuan truong)) phuong dan phan cac.
• The words AND, OR and NOT may confuse the search; try adding quotes: "toc ((thieu xanh) OR (hieu manh)) - canh tranh ((cua truong) or (xuan truong)) phuong dan phan cac".
• Adding a wildcard symbol may retrieve word variants: toc ((thieu xanh) OR (hieu manh)) - canh tranh ((cua truong) or (xuan truong)) phuong dan phan cac*.