Perhaps you should try some spelling variations:
hien nhanh » hien hanh, thien thanh, tien thanh
hanh trinh » canh tranh, hanh chinh
thanh toan » thanh hoa, thanh san, tinh toan
luat dung » suat dung, luat chung, thuat dung
dung cong » dung trong
manh toan » anh tuan, tinh toan
van toan » van tuan, van tan, van thanh

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