Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
huong doan » phuong doan, huong dan, phuong loan
huong loan » phuong loan, huong lan, phuong doan
cua thong » cua thuong, cua khong, cua tong
ho chieu » theo chieu, hoc thieu, doi chieu
phan cac » nhan cach, phan dau, phan lap

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 - ((canh tranh) or (cach mang)) cua thong ((huong doan) OR (huong loan)) phan cac~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sach - ((canh tranh) OR (cach mang)) cua thong ((huong doan) OR (huong loan)) phan cac.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu sach - ((canh tranh) or (cach mang)) cua thong ((huong doan) OR (huong loan)) phan cac".
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - ((canh tranh) or (cach mang)) cua thong ((huong doan) OR (huong loan)) phan cac*.