Perhaps you should try some spelling variations:
hien nhanh » thien thanh, tien thanh, dien thanh
hien hanh » dieu hanh
canh manh » lanh manh, canh tranh, cach mang
ban huong » bang phuong, anh huong
manh cua » doanh cua, ban cua
ban hang » ngan hang
dan toan » van toan, dan than, manh toan
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) or (hien hanh)) - canh manh cua ((ban huong) or (ban hang)) dan toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((hien nhanh) OR (hien hanh)) - canh manh cua ((ban huong) OR (ban hang)) dan toan ban.
• Adding a wildcard symbol may retrieve word variants: hoc ((hien nhanh) or (hien hanh)) - canh manh cua ((ban huong) or (ban hang)) dan toan ban*.