Perhaps you should try some spelling variations:
nhung tuong » nhung huong, nhung phuong, hung vuong
chieu sach » chinh sach, chiet tach, chieu sang
hoc chieu » hoc thieu, ho chieu, hoc hien
manh toan » thanh toan, anh tuan, tinh toan
mang cua » manh cua, dung cua, cong cua
dan than » dan chan, ban than, van than
ban cua » ban quan

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