Perhaps you should try some spelling variations:
nhung tuong » nhung huong, nhung phuong, hung vuong
hieu sach » chieu sach, hieu cach, dien sach
tranh cua » doanh cua, manh cua
cua nhung » va nhung
tuong dan » huong dan, tung dan, xuong dan
doc hieu » toc thieu, hoc thieu, hoc hien
toan ban » van ban
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: doc hieu sach - canh tranh cua nhung tuong dan ((toan ban) or (than man))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doc hieu sach - canh tranh cua nhung tuong dan ((toan ban) OR (than man)).
• Adding a wildcard symbol may retrieve word variants: doc hieu sach - canh tranh cua nhung tuong dan ((toan ban) or (than man))*.