Perhaps you should try some spelling variations:
khien bang » phien ban, khien dong
hanh trang » thanh trung, canh tranh, hanh trinh
thong cong » trong cong, tong cong, thong thong
nhan lang » nhanh lang, nhan dang, nhon lang
trang va » tran van, hang va
va thong » va thuong, va phuong, he thong
cong san » cong tac
san toan » van toan, dan toan, manh toan
toan cau » toan cao, toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: thien ((khien bang) or (nhan lang)) - hanh trang va thong cong san toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thien ((khien bang) OR (nhan lang)) - hanh trang va thong cong san toan cau.
• Adding a wildcard symbol may retrieve word variants: thien ((khien bang) or (nhan lang)) - hanh trang va thong cong san toan cau*.