Perhaps you should try some spelling variations:
tranh cua » doanh cua, manh cua
dang cong » dung cong
khi xanh » khia canh, thi hanh, thi anh
cua dang » cua cong, cua ban
cong van » cong vang, cong san, song van
toan cau » toan cao, toan ban, toan tai
toan tap » toan ban

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: doi khi xanh - canh tranh cua dang cong van ((toan cau) OR (toan tap))~.
• Adding a wildcard symbol may retrieve word variants: doi khi xanh - canh tranh cua dang cong van ((toan cau) or (toan tap))*.