Perhaps you should try some spelling variations:
nhung trong » hung trong, nhung tuong, thuong trong
chieu sach » chiet tach, chieu sang, chieu xanh
tang luan » dung luan
trong van » trong cac
mang cua » manh cua, dung cua, ban cua
van toan » van tuan, van tan, van thanh
toan cao » toan ban, toan tap

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) OR (chinh sach)) - hanh ((tang luan) or (mang cua)) nhung trong van toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu sach) OR (chinh sach)) - hanh ((tang luan) OR (mang cua)) nhung trong van toan cao*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((chieu sach) OR (chinh sach)) - hanh ((tang luan) or (mang cua)) nhung trong van toan cao*".