Perhaps you should try some spelling variations:
cong ngang » cong nhan, cong quang, cong lang
tranh cua » doanh cua, manh cua
chi xanh » chi anh, chi danh, chi hanh
cua bang » chua bang, cua ban, cua dang
cong van » cong vang, cong san, song van
toan cau » toan cao, toan ban, toan tap
doi chi » doi khi

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi chi xanh - canh tranh cua bang ((cong van) or (cong ngang)) toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chi xanh - canh tranh cua bang ((cong van) OR (cong ngang)) toan cau.
• Adding a wildcard symbol may retrieve word variants: doi chi xanh - canh tranh cua bang ((cong van) or (cong ngang)) toan cau*.