Perhaps you should try some spelling variations:
thanh tung » thanh cong
hien tinh » khien tinh, thien tinh, bien tinh
cua tong » cua cong, cua dong, cua nong
cuu nong » cuu cong, cuu nang, cuu tong
cong ban » cong bang, cong san, cong tan
ban than » ban thanh, van thanh, ban hang
than cau » toan cau, phan cau, than cap

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 tinh - thanh tung ((cua tong) or (cuu nong)) cong ban than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hien tinh - thanh tung ((cua tong) OR (cuu nong)) cong ban than cau.
• Adding a wildcard symbol may retrieve word variants: hoc hien tinh - thanh tung ((cua tong) or (cuu nong)) cong ban than cau*.