Perhaps you should try some spelling variations:
hien nhanh » hien hanh, thien thanh, tien thanh
thanh long » thanh cong, thang long, thanh huong
tranh cua » manh cua
doanh cua » doanh luan
long doan » cong doan, dong doanh, rong doanh
doan toan » dan toan, doan tuan, doanh hoan
toan ban » van ban

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 nhanh - canh ((tranh cua) or (doanh cua)) thanh long doan toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hien nhanh - canh ((tranh cua) OR (doanh cua)) thanh long doan toan ban*.