Perhaps you should try some spelling variations:
thanh tung » thanh cong
cuong danh » cuon danh, huong dan, cuong linh
tien manh » tien anh, tien thanh, tieng anh
cong danh » cong dan, cong thanh, cong khanh
dien anh » tieng anh, dien dan
tung cua » trung cua, tuong cua, dung cua
cua dung » cua dang, cua dong, qua dung
toan cau » toan cao, toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((dien anh) or (tien manh)) - thanh tung cua dung ((cong danh) OR (cuong danh)) toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((dien anh) OR (tien manh)) - thanh tung cua dung ((cong danh) OR (cuong danh)) toan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((dien anh) or (tien manh)) - thanh tung cua dung ((cong danh) OR (cuong danh)) toan cau".
• Adding a wildcard symbol may retrieve word variants: hoc ((dien anh) or (tien manh)) - thanh tung cua dung ((cong danh) OR (cuong danh)) toan cau*.