Perhaps you should try some spelling variations:
thanh trung » thanh tung
nhung tuong » nhung huong, nhung phuong, hung vuong
tien hanh » tien thanh, hien hanh, tien manh
cua nhung » va nhung
tuong dan » huong dan, tung dan, xuong dan
tien anh » tieng anh, tien manh, dien anh
dan toan » van toan, dan than, manh toan
toan tap » toan ban

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((tien hanh) OR (tien anh)) - ((canh tranh) or (thanh trung)) cua nhung tuong dan toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((tien hanh) OR (tien anh)) - ((canh tranh) OR (thanh trung)) cua nhung tuong dan toan tap.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((tien hanh) OR (tien anh)) - ((canh tranh) or (thanh trung)) cua nhung tuong dan toan tap".
• Adding a wildcard symbol may retrieve word variants: theo ((tien hanh) OR (tien anh)) - ((canh tranh) or (thanh trung)) cua nhung tuong dan toan tap*.