Perhaps you should try some spelling variations:
thong cong » trong cong, tong cong, thong thong
tien anh » tien manh, dien anh, tien thanh
tranh va » tranh van, trang va, trinh va
va thong » va thuong, va phuong, he thong
cong ban » cong bang, cong san, cong tan
ban chan » dan chan, ban than, ban nhan
chan cau » phan cau, can cau, chinh cau

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((tien anh) or (tieng anh)) - canh tranh va thong cong ban chan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((tien anh) OR (tieng anh)) - canh tranh va thong cong ban chan cau.
• Adding a wildcard symbol may retrieve word variants: hoc ((tien anh) or (tieng anh)) - canh tranh va thong cong ban chan cau*.