Perhaps you should try some spelling variations:
nhung phuong » dung phuong, nhu phuong, truong phuong
hanh trang » thanh trung, hanh trinh, minh trang
phuong dan » phuong danh, phuong doan, huong dan
tieu sach » chieu sach, dien sach, te sach
cua nhung » va nhung
toan cau » toan ban, toan tap, toan tai
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 - ((hanh trang) or (canh tranh)) cua nhung phuong dan ((toan cau) OR (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tieu sach - ((hanh trang) OR (canh tranh)) cua nhung phuong dan ((toan cau) OR (toan cao)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo tieu sach - ((hanh trang) or (canh tranh)) cua nhung phuong dan ((toan cau) OR (toan cao))".
• Adding a wildcard symbol may retrieve word variants: theo tieu sach - ((hanh trang) or (canh tranh)) cua nhung phuong dan ((toan cau) OR (toan cao))*.