Perhaps you should try some spelling variations:
hanh tranh » canh tranh, hanh trinh, hanh trang
tranh cua » doanh cua, manh cua
dong cong » duong cong, dung cong, dang cong
theo chu » theo chieu, cho chu, chao chu
cua dong » chua dong, cua cong, cua dang
van toan » van tan, van thanh, manh toan
van tuan » van quan, van ban, anh tuan
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) or (theo chu)) xanh - hanh tranh cua dong cong ((van toan) OR (van tuan)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((doi chi) OR (theo chu)) xanh - hanh tranh cua dong cong ((van toan) OR (van tuan)) cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((doi chi) or (theo chu)) xanh - hanh tranh cua dong cong ((van toan) OR (van tuan)) cau".
• Adding a wildcard symbol may retrieve word variants: ((doi chi) or (theo chu)) xanh - hanh tranh cua dong cong ((van toan) OR (van tuan)) cau*.