Perhaps you should try some spelling variations:
hanh tranh » canh tranh, hanh trinh, hanh trang
tranh cua » doanh cua, manh cua
dung cong » dung trong
theo chu » theo chieu, cho chu, chao chu
chu xanh » chu manh, chieu xanh, chua xang
cua dung » cua dang, cua dong, qua dung
dan toan » dan than, manh toan, dien toan
van toan » van tuan, van tan, van thanh

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo chu xanh - hanh tranh cua dung cong ((((dan toan) OR (xuan toan))) or (van toan)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chu xanh - hanh tranh cua dung cong ((((dan toan) OR (xuan toan))) OR (van toan)) cau*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo chu xanh - hanh tranh cua dung cong ((((dan toan) OR (xuan toan))) or (van toan)) cau*".