Perhaps you should try some spelling variations:
nhung khuong » nhung phuong, nhung huong, nhung phong
nhung chong » nhung cong, nhung phong, nhung phuong
chieu xanh » chieu sach, chieu sang, chieu tinh
hanh trang » thanh trung, hanh trinh, minh trang
hoc chieu » hoc thieu, ho chieu, hoc hien
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: hoc chieu xanh - ((hanh trang) or (canh tranh)) cua ((nhung khuong) OR (nhung chong)) tinh toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc chieu xanh - ((hanh trang) OR (canh tranh)) cua ((nhung khuong) OR (nhung chong)) tinh toan ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc chieu xanh - ((hanh trang) or (canh tranh)) cua ((nhung khuong) OR (nhung chong)) tinh toan ban".
• Adding a wildcard symbol may retrieve word variants: hoc chieu xanh - ((hanh trang) or (canh tranh)) cua ((nhung khuong) OR (nhung chong)) tinh toan ban*.