Perhaps you should try some spelling variations:
nhung huong » nhung phuong, nhung tuong, nhung cong
chieu sach » chinh sach, chiet tach, chieu sang
hoc chieu » hoc thieu, ho chieu, hoc hien
trung cua » truong cua, trung tuan, trung cap
tang cua » mang cua, hang cua, tang luan
dan than » dan chan, ban than, van than
than man » than ma, thanh san, tran manh

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 ((tang cua) or (trung cua)) nhung huong dan than man~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc chieu sach - hanh ((tang cua) OR (trung cua)) nhung huong dan than man.
• Adding a wildcard symbol may retrieve word variants: hoc chieu sach - hanh ((tang cua) or (trung cua)) nhung huong dan than man*.