Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
phuong ban » phuong bang, phuong bac, phong ban
phuong lan » phuong la, thuong lan, phuong linh
hanh tinh » hanh trinh, nhanh tinh, thanh tinh
thanh tai » thanh hai, thanh toan, doanh tai
ho chieu » theo chieu, hoc thieu, doi chieu
tinh cua » trinh cua, sinh cua, tinh chat
cua dung » cua dang, cua dong, qua 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 - hanh tinh cua dung ((phuong ban) OR (phuong lan)) ((thanh tai) or (thanh san))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sach - hanh tinh cua dung ((phuong ban) OR (phuong lan)) ((thanh tai) OR (thanh san))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu sach - hanh tinh cua dung ((phuong ban) OR (phuong lan)) ((thanh tai) or (thanh san))*".