Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
thanh hung » thanh huong, thanh tung, thanh trung
trong van » trong cac
ho chieu » theo chieu, hoc thieu, doi chieu
than cau » toan cau, phan cau, thanh chau
than cap » khan cap, thanh lap, thanh cac
ca dung » cao dung, cap dung, ca nung
cu dung » su dung, cau duong, duc dung

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho chieu sach - thanh hung ((ca dung) or (cu dung)) trong van ((than cau) or (than cap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sach - thanh hung ((ca dung) OR (cu dung)) trong van ((than cau) OR (than cap)).
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - thanh hung ((ca dung) or (cu dung)) trong van ((than cau) or (than cap))*.