Perhaps you should try some spelling variations:
nhung phung » nhung phuong, nhung phong, nhung phun
dieu sach » dien sach, chieu sach, dieu hanh
canh manh » lanh manh, cach mang, van manh
cua nhung » va nhung
thu dieu » thuat dieu, thu hien, he dieu
toan cau » toan cao, toan ban, toan tai
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: thu dieu sach - ((canh manh) or (canh tranh)) cua nhung phung van ((toan cau) OR (toan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu dieu sach - ((canh manh) OR (canh tranh)) cua nhung phung van ((toan cau) OR (toan tap))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thu dieu sach - ((canh manh) or (canh tranh)) cua nhung phung van ((toan cau) OR (toan tap))*".