Perhaps you should try some spelling variations:
nhung phuong » dung phuong, nhu phuong, truong phuong
phuong dan » phuong danh, phuong doan, huong dan
tieu sach » chieu sach, dien sach, te sach
tranh cua » manh cua
doanh cua » doanh luan
dan toan » van toan, dan than, manh toan
toan cau » toan cao, toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo tieu sach - canh ((tranh cua) OR (doanh cua)) nhung phuong dan toan cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo tieu sach - canh ((tranh cua) OR (doanh cua)) nhung phuong dan toan cau".
• Adding a wildcard symbol may retrieve word variants: theo tieu sach - canh ((tranh cua) OR (doanh cua)) nhung phuong dan toan cau*.