Perhaps you should try some spelling variations:
thanh trung » thanh tung
hieu nganh » vien nganh, hiem ngan, hieu manh
kim ngan » kim ngoc
cua dung » cua dang, qua dung, cua rung
cua dong » chua dong, cua cong, cua dang
cong tan » cong tac, cong san, cong thanh
tran cau » tran chau, toan cau, ran 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 ((hieu nganh) or (kim ngan)) - thanh trung ((cua dung) or (cua dong)) cong tan tran cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((hieu nganh) OR (kim ngan)) - thanh trung ((cua dung) OR (cua dong)) cong tan tran cau.
• Adding a wildcard symbol may retrieve word variants: hoc ((hieu nganh) or (kim ngan)) - thanh trung ((cua dung) or (cua dong)) cong tan tran cau*.