Perhaps you should try some spelling variations:
tranh cua » doanh cua, manh cua
dang cong » dung cong
theo chu » theo chieu, cho chu, chao chu
chu xanh » chu manh, chieu xanh, chua xang
cua dang » cua cong, cua ban
cong can » cong san, cong tan, cong dan
cai tu » mai tu
han tu » phan tu, hanh tu, ban tu

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: theo chu xanh - canh tranh cua dang cong can ((((cai tu) OR (tai tu))) OR (han tu))~.
• Adding a wildcard symbol may retrieve word variants: theo chu xanh - canh tranh cua dang cong can ((((cai tu) or (tai tu))) or (han tu))*.