Perhaps you should try some spelling variations:
thanh tung » thanh cong
thong cong » trong cong, tong cong, thong thong
chua nang » chuc nang, chua xang, kha nang
chu manh » ho manh, chu han, chu van
va thong » va thuong, va phuong, he thong
cong tan » cong tac, cong san, cong thanh
tran cau » tran chau, toan cau, ran cau
tung va » trung va, tuong va, dung va

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((chu manh) or (chua nang)) - thanh tung va thong cong tan tran cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chu manh) OR (chua nang)) - thanh tung va thong cong tan tran cau.
• Adding a wildcard symbol may retrieve word variants: theo ((chu manh) or (chua nang)) - thanh tung va thong cong tan tran cau*.