Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
tieu danh » dieu danh, tiep danh, thien danh
tang cua » mang cua, hang cua, tang luan
cong tac » cong ty
tac tran » tan tran, tac trai, tac tren
tran cau » tran chau, toan cau, ran cau
ban cua » ban quan

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo tieu danh - hanh ((tang cua) or (ban cua)) nhung cong tac tran cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tieu danh - hanh ((tang cua) OR (ban cua)) nhung cong tac tran cau.
• Adding a wildcard symbol may retrieve word variants: theo tieu danh - hanh ((tang cua) or (ban cua)) nhung cong tac tran cau*.