Perhaps you should try some spelling variations:
trien thuat » thien thuat, trien hoat, chien thuat
thuat nhung » thuat hung, thuat chung, thuat chuong
nhung huong » nhung phuong, nhung tuong, nhung cong
chieu xanh » chieu sach, chieu sang, chieu tinh
manh trien » manh tien, minh trien, hanh triet
cua tinh » cua sinh, va tinh, ha tinh
dan toan » van toan, manh toan, xuan toan
dan than » dan chan, ban than, van than

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 (cua tinh)) - manh trien thuat nhung huong ((dan toan) OR (dan than)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu xanh) OR (cua tinh)) - manh trien thuat nhung huong ((dan toan) OR (dan than)) cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((chieu xanh) or (cua tinh)) - manh trien thuat nhung huong ((dan toan) OR (dan than)) cau".
• Adding a wildcard symbol may retrieve word variants: ho ((chieu xanh) or (cua tinh)) - manh trien thuat nhung huong ((dan toan) OR (dan than)) cau*.