Perhaps you should try some spelling variations:
hien nhanh » thien thanh, tien thanh, dien thanh
huong manh » duong manh, hung manh, luong manh
hien hanh » dieu hanh
manh toan » thanh toan, anh tuan, tinh toan
cua manh » cua thanh, cua doanh, cua nganh
toan tap » toan ban
cua anh » cua banh, ca anh, sua anh

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 tranh ((cua anh) or (cua manh)) huong manh toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((hien nhanh) OR (hien hanh)) - canh tranh ((cua anh) OR (cua manh)) huong manh toan tap.
• Adding a wildcard symbol may retrieve word variants: hoc ((hien nhanh) or (hien hanh)) - canh tranh ((cua anh) or (cua manh)) huong manh toan tap*.