Perhaps you should try some spelling variations:
hanh trang » thanh trung, canh tranh, hanh trinh
thong cong » trong cong, tong cong, thong thong
trang van » tran van, trang va, trong van
van thong » van thuong, van phong, va thong
chi danh » chi dan, chi anh, chi dinh
chu dinh » vu dinh, chu manh, co dinh
cong tam » cong tac, cong tan, cong nam
tam than » ban than
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: doi ((chi danh) or (chu dinh)) - hanh trang van thong cong tam than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi ((chi danh) OR (chu dinh)) - hanh trang van thong cong tam than cau.
• Adding a wildcard symbol may retrieve word variants: doi ((chi danh) or (chu dinh)) - hanh trang van thong cong tam than cau*.