Perhaps you should try some spelling variations:
nhung xuong » nhung huong, nhung tuong, nhung phuong
tieu sach » chieu sach, dien sach, te sach
hanh tang » hanh trang, hanh mang, hanh tung
cua nhung » va nhung
xuong dan » huong dan, xuong san, tuong dan
anh tang » anh bang, anh dang, anh nang
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 - ((hanh tang) OR (anh tang)) cua nhung xuong dan ((toan cau) or (van ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tieu sach - ((hanh tang) OR (anh tang)) cua nhung xuong dan ((toan cau) OR (van ban)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo tieu sach - ((hanh tang) OR (anh tang)) cua nhung xuong dan ((toan cau) or (van ban))".
• Adding a wildcard symbol may retrieve word variants: theo tieu sach - ((hanh tang) OR (anh tang)) cua nhung xuong dan ((toan cau) or (van ban))*.