Perhaps you should try some spelling variations:
chiet tach » chieu sach
luan nhung » luan chung, quan nhung, luan phuong
hanh mang » nhanh mang, hanh trang, nhanh lang
luan hung » luan chung, lan hung, luan ung
quang ban » quang binh, quang tuan, quang tran
ho chiet » ho chieu, ho thiet, hoc thiet
cong san » cong tac
quan ban » qua ban, quan van, luan ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho chiet tach - hanh mang ((luan nhung) OR (luan hung)) cong san ((quan ban) or (quang ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chiet tach - hanh mang ((luan nhung) OR (luan hung)) cong san ((quan ban) OR (quang ban)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chiet tach - hanh mang ((luan nhung) OR (luan hung)) cong san ((quan ban) or (quang ban))".
• Adding a wildcard symbol may retrieve word variants: ho chiet tach - hanh mang ((luan nhung) OR (luan hung)) cong san ((quan ban) or (quang ban))*.