Perhaps you should try some spelling variations:
cong thanh » dong thanh, cong trinh, truong thanh
chieu xanh » chieu sach, chieu sang, chieu tinh
tranh cua » doanh cua, manh cua
ho chieu » theo chieu, hoc thieu, doi chieu
cua bang » chua bang, cua ban, cua dang
cong tan » cong tac, cong san, cong ty
ban cau » bang cau, ban can, van cau

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 xanh - canh tranh cua bang ((cong tan) OR (cong thanh)) ban cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu xanh - canh tranh cua bang ((cong tan) OR (cong thanh)) ban cau".
• Adding a wildcard symbol may retrieve word variants: ho chieu xanh - canh tranh cua bang ((cong tan) OR (cong thanh)) ban cau*.