Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
lang cong » dang cong, bang cong, hang cong
dung cong » dung trong
ho chieu » theo chieu, hoc thieu, doi chieu
hanh san » thanh san, khach san, thanh son
than cap » khan cap, thanh lap, thanh cac
phan cau » phan dau, phan cac, phan tu
san va » san van, ban va, dan va

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 - hanh san va ((lang cong) or (dung cong)) tac ((than cap) or (phan cau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sach - hanh san va ((lang cong) OR (dung cong)) tac ((than cap) OR (phan cau)).
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - hanh san va ((lang cong) or (dung cong)) tac ((than cap) or (phan cau))*.