Perhaps you should try some spelling variations:
hien nhanh » hien hanh, thien thanh, tien thanh
hanh tranh » canh tranh, hanh trinh, hanh trang
cua thuong » cua truong, ca thuong, cua huong
cua phuong » cuu phuong, cuc phuong, luan phuong
hien xanh » hien hanh, chieu xanh, hien khanh
van tuyen » va tuyen, van chuyen, van nguyen
song van » hoang van, trong van, duong van

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) or (hien nhanh)) - hanh tranh ((cua thuong) OR (cua phuong)) song van tuyen tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((hien xanh) OR (hien nhanh)) - hanh tranh ((cua thuong) OR (cua phuong)) song van tuyen tap.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((hien xanh) or (hien nhanh)) - hanh tranh ((cua thuong) OR (cua phuong)) song van tuyen tap".
• Adding a wildcard symbol may retrieve word variants: hoc ((hien xanh) or (hien nhanh)) - hanh tranh ((cua thuong) OR (cua phuong)) song van tuyen tap*.