Perhaps you should try some spelling variations:
hanh tranh » canh tranh, hanh trinh, hanh trang
hien xanh » hien hanh, hien nhanh, chieu xanh
tranh cua » doanh cua, manh cua
hang cong » dang cong, hang nong, bang cong
manh toan » thanh toan, anh tuan
cua hang » cua dang, cua nhung, cua cong
dan toan » van toan, dan than, xuan toan

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc hien xanh - hanh tranh cua hang cong ((dan toan) or (((manh toan) or (tinh toan)))) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hien xanh - hanh tranh cua hang cong ((dan toan) OR (((manh toan) OR (tinh toan)))) cau.
• Adding a wildcard symbol may retrieve word variants: hoc hien xanh - hanh tranh cua hang cong ((dan toan) or (((manh toan) or (tinh toan)))) cau*.