Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
hanh tang » hanh trang, anh tang, hanh mang
ngan tong » nhan tong, nganh cong, nganh nong
chu sach » cau sach, thu sach, chuc hach
tang cua » mang cua, hang cua, tang luan
cua ngan » cua ban, vu ngan, cua dan
tong dan » tuong dan, thong dan, trong dan
dan toan » van toan, dan than, manh toan
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 ((chu sach) OR (chieu sach)) - hanh tang cua ngan tong dan toan cao~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((chu sach) OR (chieu sach)) - hanh tang cua ngan tong dan toan cao".
• Adding a wildcard symbol may retrieve word variants: theo ((chu sach) OR (chieu sach)) - hanh tang cua ngan tong dan toan cao*.