Perhaps you should try some spelling variations:
hanh tranh » canh tranh, hanh trinh, hanh trang
thong cong » trong cong, tong cong, thong thong
hien xanh » hien hanh, hien nhanh, chieu xanh
tranh cua » doanh cua, manh cua
cua thong » cua thuong, cua khong, cua tong
danh toan » manh toan, dan toan, dang toan
anh toan » manh toan, anh tuan, thanh 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 thong cong ((danh toan) OR (anh toan)) cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc hien xanh - hanh tranh cua thong cong ((danh toan) OR (anh toan)) cau".
• Adding a wildcard symbol may retrieve word variants: hoc hien xanh - hanh tranh cua thong cong ((danh toan) OR (anh toan)) cau*.