Perhaps you should try some spelling variations:
khong dong » khong dung, khong mong, phong dong
chiet tach » chieu sach
dong thanh » truong thanh
canh manh » lanh manh, canh tranh, van manh
cua khong » hua khong, cua phuong, cua thuong
ho chiet » ho chieu, ho thiet, hoc thiet
phan dau » hang dau

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

• If you are trying to use Boolean operators, they must be ALL CAPS: ho chiet tach - ((canh manh) OR (cach mang)) cua khong dong thanh ((phan dau) OR (phan tu))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chiet tach - ((canh manh) OR (cach mang)) cua khong dong thanh ((phan dau) or (phan tu))~".
• Adding a wildcard symbol may retrieve word variants: ho chiet tach - ((canh manh) OR (cach mang)) cua khong dong thanh ((phan dau) or (phan tu))*.