Perhaps you should try some spelling variations:
thieu sach » chieu sach, hieu cach, theo sach
thien hach » thien thanh, hien hanh
dang huong » dang thuong, dang hung, dong huong
huong van » huong dan, duong van, hong van
cua dang » cua cong, cua ban
van toan » van tuan, van tan, van thanh
toan tap » toan 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 ((thieu sach) OR (thien hach)) - ((canh tranh) or (hanh chinh)) cua dang huong van toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thieu sach) OR (thien hach)) - ((canh tranh) OR (hanh chinh)) cua dang huong van toan tap*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((thieu sach) OR (thien hach)) - ((canh tranh) or (hanh chinh)) cua dang huong van toan tap*".