Perhaps you should try some spelling variations:
nhung tuong » nhung huong, nhung phuong, nhung cong
hanh trang » thanh trung, canh tranh, hanh trinh
hung vuong » hoang vuong
tieu xanh » tieu danh, chieu xanh, dieu hanh
hanh tang » anh tang, hanh mang, hanh tung
manh toan » thanh toan, anh tuan, tinh toan
toan ban » van ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo tieu xanh - ((hanh tang) or (hanh trang)) luan ((nhung tuong) OR (hung vuong)) manh toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tieu xanh - ((hanh tang) OR (hanh trang)) luan ((nhung tuong) OR (hung vuong)) manh toan ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo tieu xanh - ((hanh tang) or (hanh trang)) luan ((nhung tuong) OR (hung vuong)) manh toan ban".
• Adding a wildcard symbol may retrieve word variants: theo tieu xanh - ((hanh tang) or (hanh trang)) luan ((nhung tuong) OR (hung vuong)) manh toan ban*.