Perhaps you should try some spelling variations:
hien nhanh » hien hanh, thien thanh, tien thanh
thanh hang » thanh hoang, thanh thang, tranh hang
hien xanh » hien hanh, chieu xanh, hien khanh
dang cong » dung cong
van thanh » ban thanh, van tuan
hang cua » mang cua, hang ca, huong cua
cua dang » cua cong, cua ban
ban than » ban thanh, ban hang, ban hanh

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)) - thanh hang cua dang cong ((ban than) or (van thanh)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((hien xanh) OR (hien nhanh)) - thanh hang cua dang cong ((ban than) OR (van thanh)) cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((hien xanh) OR (hien nhanh)) - thanh hang cua dang cong ((ban than) or (van thanh)) cau".
• Adding a wildcard symbol may retrieve word variants: hoc ((hien xanh) OR (hien nhanh)) - thanh hang cua dang cong ((ban than) or (van thanh)) cau*.