Perhaps you should try some spelling variations:
thieu sach » chieu sach, thien hach, hieu cach
thang long » thanh cong
long luong » cong luong, long muong, long vuong
luong cong » dung cong, trong cong, tong cong
cong cong » cong dong, trong cong, dung cong
cong dan » cong san, cong tan, huong dan
phan lap » phan dau
phan van » pham van, thanh van, luan van

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

• Performing a fuzzy search may retrieve terms with similar spellings: toc thieu sach - thang long luong cong cong dan ((phan lap) OR (phan van))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "toc thieu sach - thang long luong cong cong dan ((phan lap) OR (phan van))*".